Physics
Grade-8
Easy

Question

Which of the below is used to amplify sound?

  1. Earphone
  2. Megaphone
  3. Drums
  4. Empty box

hintHint:

Megaphone

The correct answer is: Megaphone


    • Megaphone is a funnel-shaped instrument.
    • It is used to amplify a person's voice or other sounds and direct it in a particular direction.
    • So, the correct option is b.

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