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State three factors on which loudness of sound heard by a listener depends. - Physics

Answer in Brief

State three factors on which loudness of sound heard by a listener depends.

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Solution

THREE FACTOR FOR LOUDNESS OF SOUND:

  1. Surface area of the sounding body. i.e. is directly proportional to the surface area of vibrating body.
  2. On the distance of the source of sound, i.e. decreases with distance.
  3. On amplitude of wave i.e. increases with amplitude.
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APPEARS IN

Selina Concise Physics Class 8 ICSE
Chapter 7 Sound
Short/Long Answer questions | Q 13 | Page 136
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