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Encyclopedia > List of engineering topics

This page aims to list all topics related to the broad field of engineering. See the bottom of the page for links to lists for specific engineering disciplines or for biographies. Engineering is the application of scientific and mathematical principles to develop economical solutions to technical problems, creating products, facilities, and structures that are useful to people. ...


Contents: Top - 0–9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z


A

Acceleration -- Acoustical engineering -- Adaptive control -- Aerodynamics -- Aerospace engineering -- Agricultural engineering -- Aircraft Maintenance Engineer -- Algorithm of inventive problems solving -- Ampere -- Ampere's law -- Analog circuit -- Analytical mechanics -- Antifriction -- Architectural engineering -- Artificial intelligence -- Asymptotic stability -- Asynchronous circuit -- Automotive engineering -- Avalanche diode -- Acceleration is the time rate of change of velocity, and at any point on a velocity-time graph, it is given by the slope of the tangent to that point In physics or physical science, acceleration (symbol: a) is defined as the rate of change (or derivative with respect to... Acoustical engineering is the branch of engineering dealing with sound and vibration. ... When the parameters of a system are slowly time-varying or uncertain, we need a control law that adapts itself under such conditions to give reliable performance. ... Aerodynamics (shaping of objects that affect the flow of air, liquid or gas) is a branch of fluid dynamics concerned with the study of forces and gas flows. ... Aerospace engineering is the branch of engineering that concerns aircraft, spacecraft, and related topics. ... Agricultural Engineers study and advise on the application of engineering science and technology to agricultural production and to the management of natural resources. ... Introduction An Aircraft Maitenance Engineer (AME) is a person licenced to perform maitenance on an Canadian equivalent to an American Aircraft Maintenance Technician, AMEs are licenced by Transport Canada to perform maintenance as per the Canadian Aviation Regulations. ... ARIZ (russ. ... A multimeter can be used to measure current The ampere (symbol: A) is the SI base unit of electric current. ... In physics, Ampères law is the magnetic equivalent of Gausss law, discovered by André-Marie Ampère. ... It has been suggested that this article or section be merged with Analog electronics. ... Analytical mechanics is a term used for a refined, highly mathematical form of classical mechanics, constructed from the eighteenth century onwards as a formulation of the subject as founded by Isaac Newton. ... Architectural engineers apply the skills of many engineering disciplines to the design, construction, operation, maintenance and renovation of buildings while paying attention to their impacts on the surrounding environment. ... // Hondas intelligent humanoid robot AI redirects here. ... This article needs to be cleaned up to conform to a higher standard of quality. ... An asynchronous circuit is a circuit in which the parts are largely autonomous. ... ... An avalanche diode is a diode (usually made from silicon, but can be made from another semiconductor) that is designed to break down and conduct at a specified reverse bias voltage. ...


B

Bending -- BIBO stability -- Biomechanics -- Biomedical engineering -- Bore gauge -- Brittle -- Buckling -- Buttress -- Figure 1. ... In electrical engineering, specifically signal processing and control theory, BIBO Stability is a form of stability for signals and systems. ... To meet Wikipedias quality standards, this article or section may require cleanup. ... The examples and perspective in this article or section may not represent a worldwide view. ... A bore gauge is a convenient term for the measuring or transfer tools that are used in the process of accurately measuring holes. ... A material is brittle if it is subject to fracture when subjected to stress i. ... In engineering, buckling is a failure mode of a structural member characterised by a failure to react to the bending moment generated by a compressive load. ... A buttress (and mostly concealed, a flying buttress) supporting walls at the Palace of Westminster Four different types of buttress: diagonal, on the statues plinth; an ordinary buttress supporting a flying buttress, to the right of the statue; a small ordinary buttress to the right side of the picture...


C

CAD -- CAID -- Calculus -- Calculus topics -- Caliper -- Capacitance -- Capacitor -- Centennial Challenges -- Chamfer -- Chartered engineer -- Chemical engineering -- Chemistry -- Chemistry topics -- Civil engineering -- Classical limit -- Classical mechanics -- Clean room design -- Closed-loop controller -- Coefficient of thermal expansion -- Compressive strength -- Computational fluid dynamics -- Computer -- Computer-aided design -- Computer-aided industrial design -- Computer-aided manufacturing -- Computer engineering -- Computer science -- Constraint -- Continuum mechanics -- Contradiction -- Control engineering -- Control theory -- Controllability -- Corrosion -- Cost -- Coulomb damping -- Coulomb's law -- Creep -- Critical path method -- Current -- CAD is a TLA that may stand for: Cadiz Railroad (AAR reporting mark CAD) Canadian dollar – ISO 4217-code Capital Adequacy Directive Card Acceptance Device Children of the Anachronistic Dynasty Computer-aided design Computer-aided detection (medical) Computer-aided diagnosis (medical) Computer-assisted dispatch Computer-assisted drafting Coronary artery disease... Computer-aided industrial design (CAID) is a subset of computer_aided design (CAD) that includes software that directly helps in product development. ... Calculus is a central branch of mathematics. ... This is a list of calculus topics. ... A caliper is a device used to measure the distance between two symmetrically opposing sides. ... Capacitance is a measure of the amount of electric charge stored (or separated) for a given electric potential. ... Capacitors: SMD ceramic at top left; SMD tantalum at bottom left; through-hole tantalum at top right; through-hole electrolytic at bottom right. ... The Centennial Challenges are NASA inducement prize contests for non-government-funded technological achievements by American teams. ... Example of a chamfer A Chamfer is a beveled edge connecting two surfaces. ... The term Chartered Engineer is a UK professional certification in Engineering. ... ur mom Chemical engineering is the branch of engineering that deals with the application of physical science (in particular chemistry and physics) and mathematics to the process of converting raw materials or chemicals into more useful or valuable forms. ... Chemistry (from Greek χημεία khemeia meaning alchemy, see below for possible origins of this word) is the science of matter at the atomic to molecular scale, dealing primarily with collections of atoms (such as molecules, crystals, and metals). ... This page aims to list articles related to chemistry. ... The Falkirk Wheel in Scotland. ... The classical limit is the ability of a physical theory to approximate or recover classical mechanics when considered over special values of its parameters. ... Classical mechanics is a branch of physics which studies the deterministic motion of objects. ... Clean room design is the method of copying a design by reverse engineering and then recreating it without infringing any of the copyrights and trade secrets associated with the original design. ... A Proportional-Integral-Derivative controller is a standard feedback loop component in industrial control applications. ... During heat transfer, the energy that is stored in the intermolecular bonds between atoms changes. ... Compressive strength is the capacity of a material to withstand axially directed pushing forces. ... Computational fluid dynamics (CFD) is the use of computers to analyze problems in fluid dynamics. ... A Lego RCX Computer is an example of an embedded computer used to control mechanical devices. ... Computer-aided design (CAD) is the use of a wide range of computer-based tools that assist engineers, architects and other design professionals in their design activities. ... Computer-aided industrial design (CAID) is a subset of computer-aided design (CAD) that includes software that directly helps in product development. ... Computer-aided manufacturing (CAM) refers to the software used to generate the instruction codes for a CNC machine in order for it to cut out a shape designed in a computer-aided design (CAD) system. ... The examples and perspective in this article or section may not represent a worldwide view. ... Computer science, or computing science, is the study of the theoretical foundations of information and computation and their implementation and application in computer systems. ... A constraint is a limitation of possibilities. ... Continuum mechanics is a branch of physics (specifically mechanics) that deals with continuous matter, including both solids and fluids (i. ... Broadly speaking, a contradiction is an incompatibility between two or more statements, ideas, or actions. ... Control engineering is the engineering discipline that focuses on the mathematical modelling systems of a diverse nature, analysing their dynamic behaviour, and using control theory to make a controller that will cause the systems to behave in a desired manner. ... In engineering and mathematics, control theory deals with the behavior of dynamical systems. ... Controllability is an important property of a control system, and the controllability property plays a crucial role in many control problems, such as stabilization of unstable systems by feedback, or optimal control. ... Corrosion is deterioration of intrinsic properties in a material due to reactions with its environment. ... In economics, business, and accounting, a cost is the value of inputs that have been used up to produce something, and hence are not available for use anymore. ... In physics, Coulombs law is an inverse-square law indicating the magnitude and direction of electrostatic force that one stationary, electrically charged object of small dimensions (ideally, a point source) exerts on another. ... Creep is the term given to the material deformation that occurs as a result of long term exposure to levels of stress that are below the yield or ultimate strength, often in combination with temperatures near its melting point. ... The Critical Path Method, abbreviated CPM, is a mathematically based algorithm for scheduling a set of project activities. ... In electricity, current refers to electric current, which is the flow of electric charge. ...


D

Damping -- Damping ratio -- Decision tree -- Deformation -- Design -- DIAC -- Dial indicator -- Digital circuit -- Dimensionless number -- Diode -- Displacement current -- Distillation -- Dynamics -- Dyne -- Damping is any effect, either deliberately engendered or inherent to a system, that tends to reduce the amplitude of oscillations of an oscillatory system. ... The damping ratio is a parameter ζ that characterizes the frequency response of a second order ordinary differential equation. ... In decision theory, a decision tree is a graph of decisions and their possible consequences, (including resource costs and risks) used to create a plan to reach a goal. ... In engineering mechanics, deformation is a change in shape due to an applied force. ... Design, usually considered in the context of the applied arts, engineering, architecture, and other such creative endeavours, is used as both a noun and a verb. ... The DIAC is a bidirectional trigger diode that conducts current only after its breakdown voltage has been exceeded momentarily. ... Dial indicators are instruments used to accurately measure a small distance. ... Digital circuits are electric circuits based on a number of discrete voltage levels. ... In dimensional analysis, a dimensionless number (or more precisely, a number with the dimensions of 1) is a pure number without any physical units. ... Types of diodes In electronics, a diode is a component that restricts the direction of movement of charge carriers. ... Displacement current is a quantity related to a changing electric field. ... Laboratory distillation set-up using, without a fractionating column 1: Heat source 2: Still pot 3: Still head 4: Thermometer/Boiling point temperature 5: Condenser 6: Cooling water in 7: Cooling water out 8: Distillate/receiving flask 9: Vacuum/gas inlet 10: Still receiver 11: Heat control 12: Stirrer speed... In physics, dynamics is the branch of classical mechanics that is concerned with the effects of forces on the motion of objects. ... In physics, the dyne is a unit of force specified in the centimetre-gram-second (cgs) system of units, symbol dyn. One dyne is equal to exactly 10-5 newtons. ...


E

Elasticity -- Electric charge -- Electric current -- Electric field -- Electric motor -- Electric potential -- Electrical circuit -- Electrical engineering -- Electrical circuit -- Electrical network -- Electrical resistance -- Electricity -- Electrodynamics -- Electromagnetic field -- Electromagnetic induction -- Electromagnetic radiation -- Electromagnetic spectrum -- Electromagnetism -- Electromotive force -- Electronic amplifier -- Electronic circuit -- Electronics -- Electrostatics -- Engine -- Engineer -- Engineer's scale -- Engineering -- Engineering and science contrasted -- Engineering drawing -- Engineering economics -- Engineering ethics -- Engineering management -- Engineering science and mechanics -- Engineering society -- Engineering statistics -- Environmental engineering -- Exploratory engineering -- External electric load -- Solid mechanics (also known as the theory of elasticity) is a branch of physics, which governs the response of solid material to applied stress (e. ... Electric charge is a fundamental conserved property of some subatomic particles, which determines their electromagnetic interactions. ... Electric current is the flow of electric charge. ... In physics, an electric field or E-field is an effect produced by an electric charge (or a time-varying magnetic field) that exerts a force on charged objects in the field. ... Rotating magnetic field as a sum of magnetic vectors from 3 phase coils. ... Electric potential is the potential energy per unit of charge associated with a static (time-invariant) electric field, also called the electrostatic potential, typically measured in volts. ... An electrical network or electrical circuit is an interconnection of analog electrical elements such as resistors, inductors, capacitors, diodes, switches and transistors. ... Electrical Engineers design power systems… … and complex electronic circuits. ... An electrical network or electrical circuit is an interconnection of analog electrical elements such as resistors, inductors, capacitors, diodes, switches and transistors. ... An electrical network is an interconnection of electrical elements such as resistors, inductors, capacitors, and switches. ... Electrical resistance is a measure of the degree to which an electrical component opposes the passage of current. ... Lightning strikes during a night-time thunderstorm. ... Electromagnetism is the physics of the electromagnetic field: a field, encompassing all of space, composed of the electric field and the magnetic field. ... This article or section may be confusing or unclear for some readers, and should be edited to rectify this. ... Electromagnetic induction is the production of an electrical potential difference (or voltage) across a conductor situated in a changing magnetic flux. ... Electromagnetic radiation can be imagined as a self-propagating transverse oscillating wave of electric and magnetic fields. ... Legend: γ = Gamma rays HX = Hard X-rays SX = Soft X-Rays EUV = Extreme ultraviolet NUV = Near ultraviolet Visible light NIR = Near infrared MIR = Moderate infrared FIR = Far infrared Radio waves: EHF = Extremely high frequency (Microwaves) SHF = Super high frequency (Microwaves) UHF = Ultrahigh frequency VHF = Very high frequency HF = High frequency... Electromagnetism is the force observed as static electricity, and causes the flow of electric charge (electric current) in electrical conductors. ... The factual accuracy of this article is disputed. ... The term amplifier as used in this article can mean either a circuit (or stage) using a single active device or a complete system such as a packaged audio hi-fi amplifier. ... An electrical network or electrical circuit is an interconnection of analog electrical elements such as resistors, inductors, capacitors, diodes, switches and transistors. ... The field of electronics comprises the study and use of systems that operate by controlling the flow of electrons (or other charge carriers) in devices such as thermionic valves (vacuum tubes) and semiconductors. ... Electrostatics is the branch of physics that deals with the forces exerted by a static (i. ... An engine is something that produces some effect from a given input. ... Look up engineer in Wiktionary, the free dictionary. ... An engineers scale is a ruler, a tool for measuring distances. ... Engineering is the application of scientific and mathematical principles to develop economical solutions to technical problems, creating products, facilities, and structures that are useful to people. ... It has been suggested that this article or section be merged into Technical drawing. ... Engineering ethics is the field of ethics describing the obligations of those who are professional engineers to their clients or employers, and their obligations to society as a whole. ... Engineering management is a field that bridges the gap between engineering and management. ... Engineering science and mechanics programs at universitites typically provide a multi- and interdisciplinary education. ... An engineering society is a professional organization for engineers of various disciplines. ... Engineering statistics is a branch of statistics that has three subtopics which are particular to engineering: (DOE) or design of experiments uses statistical techniques to test and construct models of engineering components and systems. ... Environmental engineering is the application of science and engineering principles to improving the environment (air, water, and/or land resources), to provide healthful water, air and land for human habitation and for other organisms, and to investigate the possibilities for remediation of polluted sites. ... Exploratory engineering is a term coined by K. Eric Drexler to describe the process of designing and analyzing detailed hypothetical models of systems that are not feasible with current technologies or methods, but do seem to be clearly within the bounds of what science considers to be possible within the... If an electric circuit has a well-defined output terminal, the circuit connected to this terminal (or its input impedance) is the load. ...


F

Factor of safety -- Faraday-Lenz law -- Faraday's law of induction -- Failure Mode and Effect Analysis -- Fast fracture -- Fatigue -- Feasibility study -- Fields of engineering -- Finite element analysis -- Fluid dynamics -- Foot-pound-second system of units -- Force -- Force density -- Fourier series -- Fourier theorem -- Fourier transform -- Fracture -- Frequency -- Friction -- Fundamentals of Engineering exam -- Factor of safety (FoS), also known as safety factor, is a multiplier applied to the calculated maximum load (force, torque, bending moment or a combination) to which a component or assembly will be subjected. ... Faradays law of induction gives the relation between the rate of change of the magnetic flux through the area enclosed by a closed loop and the electric field induced along the loop: where E is the induced electric field, ds is an infinitesimal element of the closed loop and... Faradays law of induction (more generally, the law of electromagnetic induction) states that a magnetic field changing in time creates a proportional electromotive force. ... In structural engineering (and possibly other engineering disciplines, as well), fast fracture is a term given to a phenomenon in which a flaw (such as a crack) in a material expands quickly, and causes catastrophic failure of the material. ... In materials science, fatigue is the progressive, localized, and permanent structural damage that occurs when a material is subjected to cyclic or fluctuating strains at nominal stresses that have maximum values less than (often much less than) the static yield strength of the material. ... To meet Wikipedias quality standards, this article or section may require cleanup. ... Acoustical engineering Aquatic and environmental engineering Aerospace engineering Agricultural engineering Architectural engineering and Architecture Automotive systems engineering (or Automotive engineering) Biological engineering Biomedical engineering Biomaterials engineering Bioresource engineering Ceramic engineering Chemical engineering Civil engineering Coastal engineering Combat engineering: the use of engineering skills for military purposes Communication engineering Computer engineering... The introduction to this article is too long. ... Fluid dynamics is the subdiscipline of fluid mechanics that studies fluids (liquids and gases) in motion. ... In physics, force is that which changes or tends to change the state of rest or motion of a body. ... In fluid mechanics, the force density has the physical dimensions of force per unit volume. ... The Fourier series is a mathematical tool used for analyzing an arbitrary periodic function by decomposing it into a weighted sum of much simpler sinusoidal component functions sometimes referred to as normal Fourier modes, or simply modes for short. ... In mathematics, the Fourier theorem is a theorem stating that a periodic function f(x), which is reasonably continuous, may be expressed as the sum of a series of sine and cosine terms (called the Fourier series), each of which has specific amplitude and phase coefficients known as Fourier coefficients. ... In mathematics, the Fourier transform is a certain linear operator that maps functions to other functions. ... A fracture is the separation of a body into two, or more, pieces under the action of stress. ... Sine waves of various frequencies; the lower waves have higher frequencies than those above. ... It has been suggested that Coefficient of friction be merged into this article or section. ... In the United States, the Fundamentals of Engineering exam (also known as the FE exam) is the first of two examinations engineers must pass in order to be certified as a professional engineer. ...


G

Gauge -- Gauss's law -- General relativity -- Gravity -- In engineering, a gauge is used to make measurements. ... In physics and mathematical analysis, Gausss law gives the relation between the electric or gravitational flux flowing out a closed surface and, respectively, the electric charge or mass enclosed in the surface. ... General relativity (GR) is the geometrical theory of gravitation published by Albert Einstein in 1915. ... Gravity is a force of attraction that acts between bodies that have mass. ...


H

Hall effect sensor -- Hamilton-Jacobi equations -- Heat transfer -- Hertz -- Hooke's law -- Hydraulic press -- Hydraulics -- Hydrostatics -- The magnetic piston (1) in this pneumatic cylinder will cause the Hall effect sensors (2 and 3) mounted on its outer wall to activate when it is fully retracted or extended. ... In physics and mathematics, the Hamilton-Jacobi equation (HJE) is a particular canonical transformation of the classical Hamiltonian which results in a first order, non-linear differential equation whose solution describes the behavior of the system. ... In thermal science, heat transfer is the passage of thermal energy from a hot to a cold body. ... The hertz (symbol: Hz) is the SI unit of frequency. ... Hookes law accurately models the physical properties of common mechanical springs at small extensions. ... // The Hydraulic Press The hydraulic presses are capable of pressure at the head of 2,000 tons, and can cold form metal. ... ... Hydrostatics, also known as fluid statics, is the study of fluids at rest. ...


I

Ideal final result -- Impedance -- Inductance -- Inductor -- Industrial engineering -- Instrumentation -- Integrated circuit -- IEEE -- Ideal Final Result (IFR) is an description of the best possible solution for the problem situation (or contradiction), regardless of the resources or constraints of the original problem. ... In electrical engineering, Impedance is a measure of opposition to a sinusoidal electric current. ... Inductance (or electric inductance) is a measure of the amount of magnetic flux produced for a given electric current. ... An inductor is a passive electrical device employed in electrical circuits for its property of inductance. ... Industrial Engineering is one of the branches in engineering that concerns the development, improvement, implementation and evaluation of integrated systems of people, knowledge, equipment, energy, material and process. ... It has been suggested that this article or section be merged with Instrumentation engineering. ... Integrated circuit showing memory blocks, logic and input/output pads around the periphery A monolithic integrated circuit (also known as IC, microchip, silicon chip, computer chip or chip) is a miniaturized electronic circuit (consisting mainly of semiconductor devices, as well as passive components) which has been manufactured in the surface... The Institute of Electrical and Electronics Engineers or IEEE (pronounced as eye-triple-ee) is an international non-profit, professional organization incorporated in the State of New York, United States. ...


J

Joule -- The joule (symbol: J) is the SI unit of energy, which is defined as the potential to do work. ...


K

Kelvin -- Kilogram-force -- Kinematics -- Kirchhoff's circuit laws -- Knurling -- The Kelvin scale is a thermodynamic (absolute) temperature scale where absolute zero—the lowest possible temperature where nothing could be colder and no heat energy remains in a substance—is defined as zero kelvin (0 K). ... The deprecated unit kilogram-force (kgf) or kilopond (kp) is the force exerted by one kilogram of mass in standard Earth gravity (defined as exactly 9. ... This article or section may be confusing for some readers, and should be edited to be clearer or more simplified. ... Kirchhoffs circuit laws are a pair of laws that deal with the conservation of charge and energy in electrical circuits, and were first described in 1845 by Gustav Kirchhoff. ... Two examples of the use of knurling in hand tools. ...


L

Laser diode -- Law of universal gravitation -- Liability -- Life cycle cost analysis -- Light-emitting diode -- Lorentz force law -- A packaged laser diode with penny for scale. ... It has been suggested that this article or section be merged into Gravity. ... In the most general sense, a liability is anything that is a hindrance, or puts one at a disadvantage. ... It has been suggested that this article or section be merged into Total cost of ownership. ... Blue, green and red LEDs. ... In physics, the Lorentz force is the force exerted on a charged particle in an electromagnetic field. ...


M

Machine -- Magnetic circuit -- Magnetic field -- Magnetic flux -- Magnetic moment -- Magnetism -- Magnetostatics -- Margin of safety -- Marginal stability -- Mass transfer -- Materials -- Materials engineering -- Materials science -- Mathematics articles -- Mathematics -- Maxwell's equations -- Measurement -- Mechanical engineering -- Mechanics -- Mechatronics -- Megascale engineering -- Melting -- Metallography -- Microcontroller -- Micromachinery -- Microprocessor -- Modulus of elasticity -- Moment -- Wind turbines A machine is any mechanical or organic device that transmits or modifies energy to perform or assist in the performance of tasks. ... A magnetic circuit is a closed path containing a magnetic flux. ... To meet Wikipedias quality standards, this article may require cleanup. ... Magnetic flux, is a measure of quantity of magnetism, taking account of the strength and the extent of a magnetic field. ... In physics, the magnetic moment or magnetic dipole moment is a measure of the strength of a magnetic source. ... In physics, magnetism is one of the phenomena by which materials exert an attractive or repulsive force on other materials. ... This article needs to be cleaned up to conform to a higher standard of quality. ... Definition Margin of safety (safety margin) is the difference between the intrinsic value of a stock (i. ... In the theory of dynamical systems, a linear time-invariant system is marginally stable if every eigenvalue in the systems transfer-function is non-positive, and all eigenvalues with zero real value are simple roots. ... Mass transfer is the phrase commonly used in engineering for physical processes that involve molecular and convective transport of atoms and molecules within physical systems. ... material is the substance or matter from which something is or can be made, or also items needed for doing or creating something. ... Materials engineering is a discipline related to materials science which focusses on materials design, processing techniques (casting, rolling, welding, ion implantation, crystal growth, thin film deposition, sintering, glassblowing, etc. ... To meet Wikipedias quality standards, this article or section may require cleanup. ... These list of mathematics articles pages collect pointers to all articles related to mathematics. ... Euclid, Greek mathematician, 3rd century BC, known today as the father of geometry; shown here in a detail of The School of Athens by Raphael. ... Maxwells equations (sometimes called the Maxwell equations) are the set of four equations, attributed to James Clerk Maxwell, that describe the behavior of both the electric and magnetic fields, as well as their interactions with matter. ... Various meters Measurement is the process of estimating the ratio of a magnitude of a quantity to a unit of the same type. ... The W16 engine from a Bugatti Veyron Mechanical engineering is a very broad field of engineering that involves the application of physical principles for analysis, design, manufacturing, and maintenance of mechanical systems. ... Mechanics (Greek ) is the branch of physics concerned with the behaviour of physical bodies when subjected to forces or displacements, and the subsequent effect of the bodies on their environment. ... Mechatronics is the synergistic combination of mechanical engineering (mecha for mechanisms, i. ... Megascale engineering is defined as engineering structures on an enormous scale. ... In physics, melting is the process of heating a solid substance to a point (called the melting point) where it turns liquid. ... Metallograhy is a science, related to metallurgy that looks at the composition and structure of metals and alloys. ... The integrated circuit from an Intel 8742, a 8-bit microcontroller that includes a CPU running at 12 MHz, 128 bytes of RAM, 2048 byte of EPROM, and I/O in the same chip. ... Micromachines are mechanical objects that are fabricated in the same general manner as integrated circuits. ... A microprocessor (sometimes abbreviated µP) is a digital electronic component with transistors on a single semiconductor integrated circuit (IC). ... In solid mechanics, Youngs modulus (also known as the modulus of elasticity or elastic modulus) is a measure of the Stiffness of a given material. ... In physics, the moment of force (often just moment, though there are other quantities of that name such as moment of inertia) is a quantity that represents the magnitude of force applied to a rotational system at a distance from the axis of rotation. ...


N

Nanoengineering -- Nanotechnology -- Negative feedback -- Non-linear control -- Nuclear Engineering -- Nanoengineering is the practice of engineering on the nanoscale. ... Molecular gears from a NASA computer simulation. ... Negative feedback is the process of feeding back to the input a part of a systems output, so as to reverse the direction of change of the output. ... Non-linear control is a sub-division of control engineering which deals with the control of non-linear systems. ... Nuclear engineering is the practical application of the atomic nucleus gleaned from principles of nuclear physics and the interaction between radiation and matter. ...


O

Observability -- Ohm's law -- Operational amplifier -- Optical spectrum -- Optimal control -- Optimization (computer science) -- Observability is a measure for how well internal states of a system can be inferred by knowledge of its external outputs. ... Ohms law states that, in an electrical circuit, the current passing through most materials is directly proportional to the potential difference applied across them. ... A 741 operational amplifier in a TO-5 metal can package An operational amplifier, often referred to as an op-amp, is a DC-coupled electronic differential voltage amplifier, usually of very high gain, with one inverting and one non-inverting input. ... The visible spectrum is the portion of the optical spectrum (light or electromagnetic spectrum) that is visible to the human eye. ... Optimal control theory is a mathematical field that is concerned with control policies that can be deduced using optimization algorithms. ... It has been suggested that Loop optimization be merged into this article or section. ...


P

Performance Engineering -- Petroleum engineering -- Phase angle -- Photometer -- Physical compression -- Physics -- Physics topics -- PID controller -- PIN diode -- Piston -- Plasticity -- Plumb bob -- Plumb line -- Pneumatics -- PLM -- Poisson's ratio -- Pound-force -- Poundal -- Positive feedback -- Potential difference -- Pressure -- Printed circuit -- Process -- Process control -- Product Lifecycle Management -- Professional Engineer -- Project management -- Performance Engineering is the set of roles, skills, activities, practices, tools, and deliverables applied at every phase of the Systems Development Lifecycle which ensures that a solution will be designed and implemented to meet the non-functional requirements defined for the solution. ... Petroleum Engineering is involved in the exploration and production activities of petroleum as an upstream end of the energy sector. ... The phase angle of a point on a periodic wave is the distance between the point and a specified reference point, expressed using an angular measure. ... In the broadest sense, a photometer is any instrument used to measure illuminance or irradiance. ... Physical compression is the result of the subjection of a material to compressive stress, resulting in reduction of volume. ... The first few hydrogen atom electron orbitals shown as cross-sections with color-coded probability density. ... This page aims to list all Wikipedia articles that are related to physics. ... A traditional PID controller A proportional-integral-derivative controller (PID controller) is a common feedback loop component in industrial control systems (see also control theory). ... A PIN diode (Positive-Intrinsic-Negative diode) is a photodiode with a large, neutrally doped intrinsic region sandwiched between p-doped and n-doped semiconducting regions. ... piston + connecting rod Components of a typical, four stroke cycle, DOHC piston engine. ... In physics and materials science, plasticity is a property of a material to undergo a non-reversible change of shape in response to an applied force. ... Plumb Bob A plumb-bob is a weight with a pointed tip on the bottom that is suspended from a string and used as a reference line that is perpendicular to the ground. ... A plumb line is a reference line guided by a string or cord weighted at the end with a large weight known as a plumb bob. ... Table of Pneumaticks, 1728 Cyclopaedia Pneumatics, from the Greek πνευματικός (pneumatikos, coming from the wind) is the use of pressurized gases to do work in science and technology. ... Product lifecycle management (PLM) is the process of managing the entire lifecycle of a product from its conception, through design and manufacture, to service and disposal. ... When a sample of material is stretched in one direction, it tends to get thinner in the other two directions. ... The pound-force is a non-SI unit of force or weight (properly abbreviated lbf or lbf). The pound-force is equal to a mass of one pound multiplied by the standard acceleration due to gravity on Earth (which is defined as exactly 9. ... The poundal is a non-SI unit of force. ... Positive feedback is a feedback system in which the system responds to the perturbation in the same direction as the perturbation (It is sometimes referred to as cumulative causation). ... Potential difference is a quantity in physics related to the amount of energy that would be required to move an object from one place to another against various types of force. ... The use of water pressure - the Captain Cook Memorial Jet in Lake Burley Griffin, Canberra. ... Close-up photo of one side of a motherboard PCB, showing conductive traces, vias and solder points for through-hole components on the opposite side. ... Please wikify (format) this article as suggested in the Guide to layout and the Manual of Style. ... Process control is an engineering discipline that deals with architectures, mechanisms, and algorithms for controlling the output of a specific process. ... Product lifecycle management (PLM) is the process of managing the entire lifecycle of a product from its conception, through design and manufacture, to service and disposal. ... Professional Engineer is the term for registered or licensed engineers in some countries, including the United Kingdom, United States and Canada. ... Project management is the discipline of organizing and managing resources in such a way that these resources deliver all the work required to complete a project within defined scope, time, and cost constraints. ...


Q

Quality -- Quality control -- Quantum hydrodynamics -- Quantum mechanics -- For the Talib Kweli album Quality (album) Quality can refer to a. ... In engineering and manufacturing, quality control and quality engineering are involved in developing systems which ensure that products or services are designed and produced to meet or exceed customer requirements and expectations. ... Quantum hydrodynamics is more than the study of superfluidity. ... Fig. ...


R

Reaction kinetics -- Reliability -- Resistor -- Resonant cavity -- Reverse engineering -- Rheology -- Robotics -- Chemical substances in a system may increase or decrease in concentration with time due to chemical reactions. ... Reliability concerns quality or consistency. ... Resistor symbols (US and Japan) Resistor symbols (Europe, IEC) A pack of resistors A resistor is a two-terminal electrical or electronic component that resists an electric current by producing a voltage drop between its terminals in accordance with Ohms law. ... A cavity resonator uses resonance to amplify a wave. ... Reverse engineering (RE) is the process of taking something (a device, an electrical component, a software program, etc. ... Rheology is the study of the deformation and flow of matter. ... ASIMO, a humanoid robot manufactured by Honda. ...


S

Semiconductor -- Series and parallel circuits -- Schottky diode -- Shear strength -- Shear stress -- SI units -- Signal processing -- Silicon controlled rectifier -- Simple machine -- Simulation -- Software -- Software engineering -- Solid mechanics -- Solid modeling -- State observer -- Statics -- Stress-strain curve -- Structural load -- Student Design Competition -- Superconductivity -- Superfluid -- Switch -- Synchronous circuit -- Systems engineering -- A semiconductor is a solid whose electrical conductivity can be controlled over a wide range, either permanently or dynamically. ... Left: Series / Right: Parallel Arrows indicate direction of current. ... The Schottky diode (named after German physicist Walter H. Schottky) is a semiconductor diode with a low forward voltage drop and a very fast switching action. ... Shear strength is a term used to describe the compressive strength of materials, especially soil. ... Shear stress is a stress state where the stress is parallel to a face of the material, as opposed to normal stress when the stress is perpendicular to the face. ... Cover of brochure The International System of Units. ... Signal processing is the processing, amplification and interpretation of signals and deals with the analysis and manipulation of signals. ... A Silicon Controlled Rectifier (or semiconductor controlled rectifier) is a 4-layer solid state device that controls current flow. ... In physics, a simple machine is any device that only requires the application of a single force to work. ... Wooden mechanical horse simulator during WWI. A simulation is an imitation of some real thing, state of affairs, or process. ... Computer software (or simply software) refers to one or more computer programs and data held in the storage of a computer for some purpose. ... Software Engineering (SE) is the design, development, and documentation of software by applying technologies and practices from computer science, project management, engineering, application domains, interface design, digital asset management and other fields. ... Solid mechanics is the branch of physics and mathematics that concern the behavior of solid matter under external actions (e. ... Solid modeling (or modelling) is the unambiguous representation of the solid parts of an object, that is, models of solid objects suitable for computer processing. ... A state observer is an extension to a state space model that provides feedback to control a system. ... Statics is the branch of physics concerned with physical systems in static equilibrium, that is, in a state where the relative positions of subsystems do not vary over time, or where components and structures are at rest under the action of external forces of equilibrium. ... A stress-strain curve is a graph derived from measuring load (stress - σ) versus extension (strain - ε) for a sample of a material. ... This article or section does not cite its references or sources. ... A Student Design Competition is a competition between teams of students. ... A magnet levitating above a high-temperature superconductor (with boiling liquid nitrogen underneath), demonstrating the Meissner effect. ... Superfluidity is a phase of matter characterised by the complete absence of viscosity. ... Electrical switches. ... A synchronous circuit is a circuit in which the parts are synchronized by means of a clock subcircuit. ... Systems engineering is an interdisciplinary approach and means for enabling the realization and deployment of successful systems. ...


T

Technical drawing -- Technology -- Tensile strength -- Tensile stress -- Theory of elasticity -- Theory of inventive problems solving -- Theory of Technological Evolution -- Thermal shock -- Thermodynamics -- Thyristor -- Time and methods engineering -- Torque -- Toughness -- Transformer -- Transils -- Transistor -- Turbine -- An example of a technical drawing with orthographic and isometric view. ... By the mid 20th century humans had achieved a level of technological mastery sufficient to leave the surface of the planet for the first time and explore space. ... It has been suggested that this article or section be merged into Strength of materials. ... Tensile stress (or tension) is the stress state leading to expansion; that is, the length of a material tends to increase in the tensile direction. ... Solid mechanics (also known as the theory of elasticity) is a branch of physics, which governs the response of solid material to applied stress (e. ... TRIZ, (pronounced [treez]), is a Russian acronym for Teoriya Resheniya Izobreatatelskikh Zadatch (Теория решения изобретательских задач), a Theory of solving inventive problems or Theory of inventive problems solving (TIPS) (less known as Theory of Solving Inventors Problems), developed by Genrich Altshuller and his colleagues since 1946. ... Thermal shock is the name given to cracking as a result of rapid temperature change. ... Thermodynamics (from the Greek thermos meaning heat and dynamics meaning power) is a branch of physics that studies the effects of changes in temperature, pressure, and volume on physical systems at the macroscopic scale by analyzing the collective motion of their particles using statistics. ... Circuit symbol for a thyristor The thyristor is a solid-state semiconductor device with four layers of alternating N and P-type material. ... Time and methods engineering is the aspect of industrial engineering concerned with the analysis and design of work methods and systems, including technological selection of operations or processes, specification of equipment type and location, design of manual and worker-machine tasks. ... In physics, torque can be thought of informally as rotational force. The SI units for Torque are newton meters although centinewton meters (cN·m), foot-pounds force (ft·lbf), inch pounds (lbf·in) and inch ounces (ozf·in) are also frequently used expressions of torque. ... In materials science and metallurgy, toughness is the resistance to fracture of a material when stressed. ... Three-phase pole-mounted step-down transformer. ... Transils (also know as transil) are electronic components similar to zener diodes that are designed especially to protect electronic circuits against overvoltage peaks. ... Assorted transistors The transistor is a solid state semiconductor device that can be used for amplification, switching, voltage stabilization, signal modulation and many other functions. ... WWII era steam turbine used for ship propulsion. ...


U

Uncertainty principle -- In quantum physics, the Heisenberg uncertainty principle or the Heisenberg indeterminacy principle — the latter name given to it by Niels Bohr — states that one cannot measure values (with arbitrary precision) of certain conjugate quantities, which are pairs of observables of a single elementary particle. ...


V

Validation -- Varistor -- Vector -- Vertical strength -- Volt -- The word validation has several related meanings: In general, validation is the process of checking if something satisfies a certain criterion. ... A varistor is an electronic component with a significant non-ohmic current-voltage characteristic. ... In physics and in vector calculus, a spatial vector is a concept characterized by a magnitude, which is a scalar, and a direction (which can be defined in a 3-dimensional space by the Euler angles). ... Josephson junction array chip developed by NIST as a standard volt. ...


W

Washington accord -- Waveguide -- Wear -- The Washington Accord is an international accreditation agreement for professional engineering degree programs. ... Look up waveguide in Wiktionary, the free dictionary. ... In materials science, wear is the erosion of material from a solid surface by the action of another solid. ...


X

Y

Y-delta transform -- Yield strength -- Young's modulus -- The Y-delta transform (also written Wye-delta transform or Kennellys Delta-Star transformation) or star-mesh transformation is a mathematical technique to simplify analysis of an electrical network. ... Yield strength, or the yield point, is defined in engineering as the amount of strain that a material can undergo before moving from elastic deformation into plastic deformation. ... This article is about a physical property. ...


Z

Zener diode -- Zener diode schematic symbol A Zener diode is a type of diode that permits current to flow in the forward direction like a normal diode, but also in the reverse direction if the voltage is larger than the rated breakdown voltage or Zener voltage. A conventional solid-state diode will...


See also


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