Answers

2014-05-07T16:56:33+05:30
Velocity of sound in air is found by using tunning forks of known freaquency. the wave length of will be determined by making use of the resonance of an air column.

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2014-05-11T14:46:43+05:30
Velocity of sound in air=(sq.root of)gamma*pressure of air/density of air
i.e.,v=gamma*P/rho
this is relationship b/w velocity of sound in air and pressure of air.
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