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ICSE Class 9 Physics Question 5 of 18

Current Electricity — Question 12

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12
Question

Question 12

A ............... is either used to detect the presence of a weak current or to only know the direction of flow of current in a circuit.

  1. ammeter
  2. galvanometer
  3. voltmeter
  4. rheostat
Answer

galvanometer

Reason — A galvanometer is used to either detect the presence of a weak current or to only know the direction of flow of current in a circuit. It does not measure the magnitude of current in a circuit.