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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)/(2n)`

Text Solution

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The correct Answer is:
A
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