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What is the velocity of sound in ...

What is the velocity of sound in air?

A

A)220 m/sec

B

B)232 m/sec

C

C)343 m/sec

D

D)110 m/sec

Text Solution

Verified by Experts

The correct Answer is:
C
The speed of sound is the distance travelled per unit time by a sound wave as it propagates through an elastic medium. At `20C^(@)` the speed of sound in air is about 343 metres per second, or a kilometre in 2.9 s or a mile in 4.7 s.
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