Let 
and 
respectively denote the mean speed, root mean square speed and most probable speed of the molecules in an ideal monoatomic gas at absolute temperature T. The mass of a molecule is m. Then
A
No molecule can have speed greater than 
B
No molecule can have speed less than 
C
D
The average kinetic energy of a molecule is 
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
(c, d)
We know that 
,
and 
∴ ∴ 
so 
and 
or 
∴ ∴ Average kinetic energy 
.
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