Which of the following is the closest formula to find the speed of sound in dry air? ( $\gamma=1.4$, M=28.97 gm/mole)
(A) $v=\sqrt T. 20$ | (B) $v=\sqrt {T.20}$ |
(C) $v=T.20$ | (D) $T20$ is related to Cricket only |
Which of the following is the closest formula to find the speed of sound in dry air? ( $\gamma=1.4$, M=28.97 gm/mole)
(A) $v=\sqrt T. 20$ | (B) $v=\sqrt {T.20}$ |
(C) $v=T.20$ | (D) $T20$ is related to Cricket only |