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52 relations: Alessandro Volta, Alternating current, Automotive battery, Bridge circuit, Coulomb, Direct current, Electric battery, Electric current, Electric field, Electric potential, Electric potential energy, Electric power, Electric power transmission, Electrical injury, Electrical measurements, Electrical network, Electrochemical potential, Electromotive force, Electron, Fermi level, Galvani potential, Ground (electricity), High voltage, Joule, Kirchhoff's circuit laws, Line integral, Magnetic field, Mains electricity, Mains electricity by country, Ohm, Ohm's law, Open-circuit voltage, Oscilloscope, Overhead line, Phantom power, Piping, Potentiometer (measuring instrument), Pressure, Pump, Resistor, SI derived unit, Starter (engine), Test particle, Turbine, Vacuum tube, Volt, Voltage drop, Voltaic pile, Voltmeter, Volume, ..., Work (electrical), Work (thermodynamics). Expand index (2 more) »
Alessandro Volta
Alessandro Giuseppe Antonio Anastasio Volta (18 February 1745 – 5 March 1827) was an Italian physicist, chemist, and a pioneer of electricity and power,Giuliano Pancaldi, "Volta: Science and culture in the age of enlightenment", Princeton University Press, 2003.
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Alternating current
Alternating current (AC) is an electric current which periodically reverses direction, in contrast to direct current (DC) which flows only in one direction.
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Automotive battery
An automotive battery is a rechargeable battery that supplies electrical current to a motor vehicle.
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Bridge circuit
A bridge circuit is a topology of electrical circuitry in which two circuit branches (usually in parallel with each other) are "bridged" by a third branch connected between the first two branches at some intermediate point along them.
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Coulomb
The coulomb (symbol: C) is the International System of Units (SI) unit of electric charge.
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Direct current
Direct current (DC) is the unidirectional flow of electric charge.
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Electric battery
An electric battery is a device consisting of one or more electrochemical cells with external connections provided to power electrical devices such as flashlights, smartphones, and electric cars.
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Electric current
An electric current is a flow of electric charge.
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Electric field
An electric field is a vector field surrounding an electric charge that exerts force on other charges, attracting or repelling them.
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Electric potential
An electric potential (also called the electric field potential, potential drop or the electrostatic potential) is the amount of work needed to move a unit positive charge from a reference point to a specific point inside the field without producing any acceleration.
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Electric potential energy
Electric potential energy, or electrostatic potential energy, is a potential energy (measured in joules) that results from conservative Coulomb forces and is associated with the configuration of a particular set of point charges within a defined system.
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Electric power
Electric power is the rate, per unit time, at which electrical energy is transferred by an electric circuit.
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Electric power transmission
Electric power transmission is the bulk movement of electrical energy from a generating site, such as a power plant, to an electrical substation.
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Electrical injury
Electrical injury is a physiological reaction caused by electric current passing through the (human) body.
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Electrical measurements
Electrical measurements are the methods, devices and calculations used to measure electrical quantities.
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Electrical network
An electrical network is an interconnection of electrical components (e.g. batteries, resistors, inductors, capacitors, switches) or a model of such an interconnection, consisting of electrical elements (e.g. voltage sources, current sources, resistances, inductances, capacitances).
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Electrochemical potential
In electrochemistry, the electrochemical potential,, sometimes abbreviated to ECP, is a thermodynamic measure of chemical potential that does not omit the energy contribution of electrostatics.
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Electromotive force
Electromotive force, abbreviated emf (denoted \mathcal and measured in volts), is the electrical intensity or "pressure" developed by a source of electrical energy such as a battery or generator.
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Electron
The electron is a subatomic particle, symbol or, whose electric charge is negative one elementary charge.
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Fermi level
The Fermi level chemical potential for electrons (or electrochemical potential for electrons), usually denoted by µ or EF, of a body is a thermodynamic quantity, whose significance is the thermodynamic work required to add one electron to the body (not counting the work required to remove the electron from wherever it came from).
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Galvani potential
Galvani potential (also called Galvani potential difference, or inner potential difference, Δφ, delta phi) in electrochemistry, is the electric potential difference between two points in the bulk of two phases.
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Ground (electricity)
In electrical engineering, ground or earth is the reference point in an electrical circuit from which voltages are measured, a common return path for electric current, or a direct physical connection to the earth.
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High voltage
The term high voltage usually means electrical energy at voltages high enough to inflict harm on living organisms.
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Joule
The joule (symbol: J) is a derived unit of energy in the International System of Units.
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Kirchhoff's circuit laws
Kirchhoff's circuit laws are two equalities that deal with the current and potential difference (commonly known as voltage) in the lumped element model of electrical circuits.
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Line integral
In mathematics, a line integral is an integral where the function to be integrated is evaluated along a curve.
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Magnetic field
A magnetic field is a vector field that describes the magnetic influence of electrical currents and magnetized materials.
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Mains electricity
Mains electricity (as it is known in the UK; US terms include grid power, wall power, and domestic power) is the general-purpose alternating-current (AC) electric power supply.
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Mains electricity by country
Mains electricity by country includes a list of countries and territories, with the plugs, voltages and frequencies they commonly use for providing electrical power to appliances, equipment, and lighting typically found in homes and offices.
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Ohm
The ohm (symbol: Ω) is the SI derived unit of electrical resistance, named after German physicist Georg Simon Ohm.
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Ohm's law
Ohm's law states that the current through a conductor between two points is directly proportional to the voltage across the two points.
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Open-circuit voltage
Open-circuit voltage (abbreviated as OCV or VOC) is the difference of electrical potential between two terminals of a device when disconnected from any circuit.
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Oscilloscope
An oscilloscope, previously called an oscillograph, and informally known as a scope or o-scope, CRO (for cathode-ray oscilloscope), or DSO (for the more modern digital storage oscilloscope), is a type of electronic test instrument that allows observation of varying signal voltages, usually as a two-dimensional plot of one or more signals as a function of time.
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Overhead line
An overhead line or overhead wire is used to transmit electrical energy to trams, trolleybuses or trains.
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Phantom power
Phantom power, in the context of professional audio equipment, is DC electric power transmitted through microphone cables to operate microphones that contain active electronic circuitry.
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Piping
Within industry, piping is a system of pipes used to convey fluids (liquids and gases) from one location to another.
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Potentiometer (measuring instrument)
A potentiometer is an instrument for measuring voltage by comparison of an unknown voltage with a known reference voltage.
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Pressure
Pressure (symbol: p or P) is the force applied perpendicular to the surface of an object per unit area over which that force is distributed.
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Pump
A pump is a device that moves fluids (liquids or gases), or sometimes slurries, by mechanical action.
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Resistor
A resistor is a passive two-terminal electrical component that implements electrical resistance as a circuit element.
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SI derived unit
SI derived units are units of measurement derived from the seven base units specified by the International System of Units (SI).
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Starter (engine)
A starter (also self-starter, self, cranking motor, or starter motor) is a device used to rotate (crank) an internal-combustion engine so as to initiate the engine's operation under its own power.
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Test particle
In physical theories, a test particle is an idealized model of an object whose physical properties (usually mass, charge, or size) are assumed to be negligible except for the property being studied, which is considered to be insufficient to alter the behavior of the rest of the system.
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Turbine
A turbine (from the Latin turbo, a vortex, related to the Greek τύρβη, tyrbē, meaning "turbulence") is a rotary mechanical device that extracts energy from a fluid flow and converts it into useful work.
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Vacuum tube
In electronics, a vacuum tube, an electron tube, or just a tube (North America), or valve (Britain and some other regions) is a device that controls electric current between electrodes in an evacuated container.
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Volt
The volt (symbol: V) is the derived unit for electric potential, electric potential difference (voltage), and electromotive force.
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Voltage drop
Voltage drop describes how the energy supplied by a voltage source is reduced as electric current moves through the passive elements (elements that do not supply voltage) of an electrical circuit.
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Voltaic pile
The voltaic pile was the first electrical battery that could continuously provide an electric current to a circuit.
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Voltmeter
A voltmeter is an instrument used for measuring electrical potential difference between two points in an electric circuit.
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Volume
Volume is the quantity of three-dimensional space enclosed by a closed surface, for example, the space that a substance (solid, liquid, gas, or plasma) or shape occupies or contains.
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Work (electrical)
Electrical work is the work done on a charged particle by an electric field.
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Work (thermodynamics)
In thermodynamics, work performed by a system is the energy transferred by the system to its surroundings, that is fully accounted for solely by macroscopic forces exerted on the system by factors external to it, that is to say, factors in its surroundings.
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References
[1] https://en.wikipedia.org/wiki/Voltage
