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The angular momentum of electron in a gi...

The angular momentum of electron in a given orbit is J . Its kinetic energy will be :

A

`1/2(J^(2))/(mr^(2))`

B

`(Jv)/(r)`

C

`(J^(2))/(2m)`

D

`(J^(2))/(2pi)`

Text Solution

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The correct Answer is:
A
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