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  Encyclopedia of Keywords > Coulomb > Potential Difference   Michael Charnine

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  1. Potential difference is the difference in some quantity between two points in a conservative vector field of that quantity.
  2. Potential difference is the line integral of the electric field strength between two points.
  3. A potential difference is generated between the ends of an electrical conductor that moves perpendicular to a magnetic field. (Web site)
  4. Potential difference is therefore the amount of work needed to move one coulomb of electrons from one place to another.
  5. The potential difference is not constant and its variations make it challenging to use EOG for measuring slow eye movement and detecting gaze direction. (Web site)


  1. It is the ratio of a quantity, Q, of electricity to a potential difference, V. A capacitance value is always positive. (Web site)


  1. The relation between the current and potential difference for discharge through gases is often a very complicated one. (Web site)
  2. The voltmeter works by measuring the current through a fixed resistor, which, according to Ohm's Law, is proportional to the potential difference across it.


  1. The speed at which the particles enter the cyclotron due to a potential difference, V.


  1. This formula gives the power which is dissipated when a current I moves through a conductor across which there is a potential difference V.


  1. Conductors have electrons that are not bound to the nuclei, and can hence move in response to an external electric field or a potential difference. (Web site)


  1. It is the energy required to raise an electron through a potential difference of 1 volt. (Web site)

Kinetic Energy

  1. An electron volt is the kinetic energy gained by an electron passing through a potential difference of one volt.

External Force

  1. The increase in kinetic energy of the mass is 4 J, whereas work done by the external force is -10 J. Find potential difference between two points. (Web site)

Electric Current

  1. By placing a potential difference across the conductor the electrons can be made to drift in one direction and this constitutes an electric current. (Web site)


  1. When an electrical potential difference is placed across a conductor, its movable charges flow, giving rise to an electric current. (Web site)
  2. Electrophoresis is the movement of small suspended particles in a liquid driven by an electrical potential difference. (Web site)
  3. Volt: The (electrical) potential difference between two points in a circuit. (Web site)


  1. The electrons and holes migrate toward positive (P) and negative (N) electrodes, respectively, to generate a potential difference between the two electrodes. (Web site)
  2. Electromotive Force (emf): The potential difference between the two electrodes in a cell.


  1. W Watt The unit of electrical power equal to the flow of one amp at a potential difference of one volt.


  1. Between two points in an electrical circuit the potential difference is equal to the difference in their electrical potentials.
  2. In the physical sciences, potential difference is the difference in potential between two points in a conservative vector field.
  3. In mechanics, the potential difference is the difference in gravitational potential between two points.


  1. In a p-n junction, without an external applied voltage, an equilibrium condition is reached in which a potential difference is formed across the junction. (Web site)
  2. In electrical engineering the potential difference is the voltage, i.e.
  3. Voltage is the measure of ether strain or imbalance, called potential difference, or just potential. (Web site)


  1. Capacitance is expressed as the ratio of stored charge in coulombs to the impressed potential difference in volts. (Web site)
  2. Electromotive force or potential difference, usually expressed in volts.


  1. The product of the flux and the potential difference is the power, which is the rate of change of the conserved quantity, e.g., energy. (Web site)
  2. It is the energy gained by one electron when it moves through a potential difference of one volt. (Web site)
  3. On the movement of an object from its position against a force, energy is expended and a potential difference is created.

Fermi Energy

  1. The barrier height, f B, is defined as the potential difference between the Fermi energy of the metal and the band edge where the majority carriers reside. (Web site)


  1. The volt was defined as the potential difference across a conductor when a current of one ampere dissipates one watt of power.


  1. A capacitance of 1 F produces 1 V of potential difference for an electric charge of one coulomb (1 C). The farad is an extremely large unit of capacitance. (Web site)

Potential Difference

  1. A charge of 1 coulomb acquires or delivers an energy of 1 joule in moving through a potential difference of 1 volt. (Web site)
  2. One farad is defined as the ability to store one coulomb of charge per volt of potential difference between the two conductors. (Web site)
  3. The energy unit of particle physics is the electron volt (eV), the energy gained by one electron in crossing a potential difference of one volt.


  1. Coulomb
  2. Nature > Matter > Condensed Matter Physics > Fermi Energy
  3. Volts
  4. Emf
  5. Ampere
  6. Books about "Potential Difference" in

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  Short phrases about "Potential Difference"
  Originally created: June 24, 2008.
  Links checked: February 19, 2013.
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