Calculate the velocity of sound in a mixture of two gases obtained by mixing `m_(1)` and `m_(2)` of them if the velocity of sound in them be `C_(1)` and `C_(2)`. The atomicity of the two gases is the same.

Answer

`sqrt((m_(1)C_(1)^(2)+m_(2)C_(2)^(2))/(m_(1)+m_(2)))`