1 mole of a gas with $\gamma = 7/5$ is mixed with 1 mole of a gas with $\gamma = 5/3$, then the value of $\gamma$ for the resulting mixture is (1) $7/5$ (2) $2/5$ (3) $24/16$ (4) $12/7$
1 mole of a gas with $\gamma = 7/5$ is mixed with 1 mole of a gas with $\gamma = 5/3$, then the value of $\gamma$ for the resulting mixture is\\
(1) $7/5$\\
(2) $2/5$\\
(3) $24/16$\\
(4) $12/7$