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A spherical body of radius R rolls on a ...

A spherical body of radius R rolls on a horizontal surface with linear velocity v. Let `L_1` and `L_2` be the magnitudes of angular momentum of the body about centre of mass and point of contact P. Then

A

`L_2=2L_1` if radius of gyration K = R

B

`L_2=2L_1` for all cases

C

`L_2gt2L_1` if radius of gyration `K lt R`

D

`L_2=2L_1` if radius of gyration `K gt R`

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The correct Answer is:
A, D
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