Q. Which of the following devices converts sound energy into electrical energy?

  • (A) Speaker
  • (B) Microphone
  • (C) Amplifier
  • (D) Transistor
✅ Correct Answer: (B) Microphone
Explanation: A microphone converts sound (mechanical vibrations) into electrical signals.

Published by Sikhar Chaudhary ⭐ 6.79K Points at 06-Oct-2025 06:53 am in Physics

Explanation by: Sikhar Chaudhary
A microphone converts sound (mechanical vibrations) into electrical signals.

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