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Q.

When the temperature of an ideal gas is increased by 600 K, the velocity of sound in the gas becomes 3 times the initial velocity in it. The initial temperature of the gas is

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a

−73oC

b

27oC

c

127oC

d

327oC

answer is B.

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Detailed Solution

By using  v=γRTM⇒v∝Tv2v1=T2T1=T+600T=3⇒T=300 K =27oC
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