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Standard XII
Physics
Question

The instrument used for measuring electric current is :
  1. Ammeter
  2. Galvanometer
  3. Voltmeter
  4. Potentiometer

A
Galvanometer
B
Voltmeter
C
Ammeter
D
Potentiometer
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Solution
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An instrument called ammeter measures electric current in a circuit. It is always connected in series in a circuit through which the current is to be measured. Also ammeter has negligible resistance, thus no voltage gets dropped across it.

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Name the instrument used for measuring electric current flowing in an electric circuit.
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(D)ResistorTo supply the electric energy to circuit

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