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Speed of Sound

The velocity ...

Question

The velocity of sound in air in metre per second, is:

A

256

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B

331

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C

1500

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D

5950

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Solution

The correct option is B 331
Sound travels with a velocity of about $331 {m s}^{- 1}$ at $0^{\circ} C$ . And the velocity increases $0.61 {m s}^{- 1}$ , for every $1^{\circ} C$ rise in temperature.

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