A

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Q. Which of these parts of the ear responds to sound waves like a microphone’s diaphragm?

  • (A) eardrum
  • (B) lobe
  • (C) fluid in the inner ear
  • (D) pinna
  • Correct Answer - Option(A)
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  • Filed under category Physics
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Explanation by: Admin
When a compression of the medium reaches the eardrum the pressure on the outside of the membrane increases and forces the eardrum inward. Similarly, the eardrum moves outward when a rarefaction reaches it. In this way the eardrum vibrates.

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