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If the kinetic energy of a rotating body about an axis is decreased by 36%, its angular momentum about that axis is

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If the kinetic energy of a rotating body about an axis is decreased by 36%, its angular momentum about that axis is
A. increases by 72%
B. decreases by 72 %
C. increases by 20%
D. decreases by 20%
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Correct Answer - D
`(L_(2)-L_(1))/(L_(1))=(1)/(2)(Delta KE)/(KE_(1))`
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