Q. A microphone converts:

  • (A) Heat into sound
  • (B) Sound waves into electrical signals
  • (C) Electricity into light
  • (D) Pressure into heat
✅ Correct Answer: (B) Sound waves into electrical signals
Explanation: A microphone converts sound waves into electrical signals.

Published by Mr. Dubey ⭐ 109.86K Points at 18-Jul-2026 03:56 pm in General Awareness

Explanation by: Mr. Dubey
A microphone converts sound waves into electrical signals.

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