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ICSE Class 9 Physics Question 5 of 19

Propagation of Sound Waves — Question 19

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Question

Question 19

Factors affecting the speed of sound are :

  1. temperature
  2. density
  3. pressure
  4. only (a) and (b)
Answer

only (a) and (b)

Reason — Factors affecting the speed of sound are:

  1. density
  2. temperature
  3. humidity and
  4. direction of wind.