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Questions  

The temperature at which the speed of sound in air becomes double of its value at 0oC  is

a
273K
b
546K
c
1092K
d
0K

detailed solution

Correct option is C

v∝T⇒T2T1=v2v1⇒T2=T1v2v12⇒T2=273×4=1092K

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