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Which of the following quantities is ze...

Which of the following quantities is zero on an average for the molecules of an ideal gas in equilibrium?

A

Kinetic energy

B

Momentum

C

Density

D

Speed

Text Solution

Verified by Experts

The correct Answer is:
B
The average of speed , density and kinetic energy can never be zero.Because these quantities hve only positive values. Blut momentum is a vector quantity .So aveage value of momentum may be zero.
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