potentiometer

(noun)

an instrument that measures a voltage by opposing it with a precise fraction of a known voltage, and without drawing current from the unknown source.

Related Terms

  • null measurements
  • Wheatstone bridge

Examples of potentiometer in the following topics:

  • Null Measurements

    • A potentiometer is a null measurement device for measuring potentials (voltages).
    • The potentiometer is a null measurement device.
  • Electric Potential Energy and Potential Difference

    • These include the voltmeter, the potentiometer, and the oscilloscope.
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