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Home  >>  JEEMAIN and AIPMT  >>  Physics  >>  Class11  >>  Kinetic Theory of Gases
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RMS velocity of $H_2$ at 300K is $1930m/s$.Rms velocity of $O_2$ at 1200K will be

$\begin{array}{1 1}(A)\;482.5m/s\\(B)\;965m/s\\(C)\;1930m/s\\(D)\;3860m/s\end{array} $

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1 Answer

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$V_{RMS}=\sqrt{\large\frac{3RT}{\mu \omega}}$
$\Rightarrow 965m/s$
Hence (B) is the correct answer.
answered May 12, 2014 by sreemathi.v

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