Published by:
CGP EDU Academic Team
Published on: August 13, 2026
The angular momentum of an electron in a given orbit is J, Its kinetic energy will be :
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
Angular momentum 
Where 
mass of electron
momentum of 
Velocity of 
- radius of orbit.
So, 
(i)
AS, Kinetic energy 
or 
(ii)
So from (ii)&(i)
or 
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