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Velocity Displacement Relationship

The average k...

Question

The average kinetic energy of $H_{2}$ molecules at 300 K is E. At the same temperature the average kinetic energy of $O_{2}$ molecule is:

A

\frac{E}{16}

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B

E

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C

\frac{E}{4}

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D

16E

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Solution

The correct option is B E
We know that: $E \propto T$
Given: T = 300 K, same for both gases.
The man kinetic energy of a gas depends only on temperature and is independent of molecular weight.

FINAL ANSWER: (a)

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Velocity Displacement Relationship

Standard XII Physics

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