Question

The speed of sound through oxygen gas at T K is v ms-1
If the temperature becomes 2Tand oxygen gas dissociated
into atomic oxygen, the speed of sound
(a) remains the same (b) becomes 2v
(c) becomes √2 v (d) None of these​

Answer 1

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• becomes √2V

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V = (YRT) / M

i.e; V directly proportional to √T

Vnew directly proportional to √2T

V/Vnew = √T / √2T

===>Vnew = √2V

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