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Question

E0 and Eh respectively represent the average kinetic energy of a molecule of oxygen and hydrogen. If the two gases are at the same temperature, which of the following statements is true?



A

E0>Eh
 

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B

E0=Eh
 

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C

E0<Eh

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D

Nothing can be said about the magnitude of E0 and Eh as the information given is insufficient.

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Solution

The correct option is B

E0=Eh
 


The average kinetic energy of molecule =12kT which is independent of the molecular mass. Hence, the correct choice is (b).


Physics

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