Q. Which device measures small potential differences?

  • (A) Ammeter
  • (B) Voltmeter
  • (C) Galvanometer
  • (D) Thermometer
✅ Correct Answer: (C) Galvanometer
Explanation: A galvanometer detects and measures small currents and potential differences in a circuit.

Published by Tina Singh ⭐ 14.41K Points at 11-Oct-2025 08:44 am in Physics

Explanation by: Tina Singh
A galvanometer detects and measures small currents and potential differences in a circuit.

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