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Naresh Mehrotra
Asked: 2022-11-11T19:55:43+05:30 In:

Which of the following statements is false :
A. The changes in air temperature have no effect on the speed of sound.
B. The changes in air pressure have no effect on the speed of sound
C. The speed of sound in water is higher than in air
D. Two persons on Moon cannot hear each other.

Which of the following statements is false :
A. The changes in air temperature have no effect on the speed of sound.
B. The changes in air pressure have no effect on the speed of sound
C. The speed of sound in water is higher than in air
D. Two persons on Moon cannot hear each other.
Parabola
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1 Answer

  1. (a) With rise of air temperature, speed of sound in it increases.

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