If `c_(s)` is the velocity of sound in air and c is rms velocity , then
If `c_(s)` is the velocity of sound in air and c is rms velocity , then
A. `c_(s)ltc`
B. `c_(s)=c`
C. `c_(s)=c((gamma)/(3))^(1//2)`
D. None of these
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Correct Answer - C
As, `c_(s)=sqrt((gammap)/(rho))and c=sqrt((3pV)/(M))=sqrt((3p)/(rho))`
`(c_(s))/(c)=sqrt((gamma)/(3)) " or " c_(s)=c=sqrt((gamma)/(3))`
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