A) \[\frac{4}{1}\]
B) \[\frac{1}{4}\]
C) \[\frac{1}{16}\]
D) \[\frac{16}{1}\]
Correct Answer: A
Solution :
[a] \[{{v}_{rms}}=\sqrt{\frac{3p}{\rho }}\,\Rightarrow \,\frac{{{v}_{1}}}{{{v}_{2}}}=\sqrt{\frac{{{\rho }_{2}}}{{{\rho }_{1}}}}=\sqrt{\frac{16}{1}}=\frac{4}{1}\]
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