If the density of oxygen is $16$ times that of hydrogen, what will be the ratio of their corresponding velocities of sound waves
Medium
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(a) $v = \sqrt {\frac{{\gamma P}}{\rho }} \Rightarrow \frac{{{v_{{O_2}}}}}{{{v_{{H_2}}}}} = \sqrt {\frac{{{\rho _{{H_2}}}}}{{{\rho _{{o_2}}}}}} = \sqrt {\frac{1}{{16}}} = \frac{1}{4}$
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