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If the angular momentum of any rotating body increases by `200%`, then the increase in its kinetic energy

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If the angular momentum of any rotating body increases by `200%`, then the increase in its kinetic energy
A. `400%`
B. `800%`
C. `200%`
D. `100%`
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`L_(1)=L, L_(2)=3L`
`(K_(2))/(K_(1))=9, ((K_(2))/(K_(1))-1)xx100=800%`
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