Velocity of sound in air is [Pb. PMT 1999; UPSEAT 2000]

1.	Velocity of sound in air is [Pb. PMT 1999; UPSEAT 2000]
A.	Faster in dry air than in moist air
B.	Directly proportional to pressure
C.	2p
D.	Independent of pressure of air
Answer» E.

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Velocity of sound in air is [Pb. PMT 1999; UPSEAT 2000]

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