Question

Velocity of sound in air is . Its velocity in vacuum will be

A

> 332 m/s

B

= 332 m/s

C

< 332 m/s

D

meaningless

Easy

Solution

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Correct option is D)

The velocity of sound in air is . Its velocity in vacuum will be meaningless. As sound cannot travel in vacuum. Sound is a wave which spread through the vibrations of particle in medium such as air, water and vacuum is a empty space.
The correct option is D.

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