1.

The velocity of sound is vs in air. If the density of air is increased to 4 times, then the new velocity of sound will be [BHU 2003]

A.            \[\frac{{{v}_{s}}}{2}\]       
B.            \[\frac{{{v}_{s}}}{12}\]
C.            \[12{{v}_{s}}\]          
D.      \[\frac{3}{2}v_{s}^{2}\]
Answer» B.            \[\frac{{{v}_{s}}}{12}\]


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