At which temperature does the r.m.s. velocity of a hydrogen molec… | JEE Main 2024 Physics PYQ | Jeeify

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MCQEasyJEE Main 2024 · 30 January, Shift 1Molecular Speeds (rms, Average, Most Probable)

At which temperature does the r.m.s. velocity of a hydrogen molecule equal that of an oxygen molecule at $47^\circ \text{C}$ ?

A
$80 \, \text{K}$
B
$-73 \, \text{K}$
C
$4 \, \text{K}$
D
$20 \, \text{K}$

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