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Question

The velocity of sound at 20°C is approximately

A
(a) 3400 m/sec
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B
(d) 304 m/sec
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C
(b) 340 m/sec
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D
(c) 430 m/sec
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Solution

The correct option is C (b) 340 m/sec
The velocity of sound at 20oC is approximately is 340 m/s

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