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The moments of inertia of two freely rotating bodies  and  are  and  respectively.  and their angular momenta are equal. If  and  are their kinetic energies, then

a)

b)

c)

d)



Question ID - 53730 | SaraNextGen Top Answer

The moments of inertia of two freely rotating bodies  and  are  and  respectively.  and their angular momenta are equal. If  and  are their kinetic energies, then

a)

b)

c)

d)

1 Answer
127 votes
Answer Key / Explanation : (c) -

(c)

Kinetic energy

If angular momenta are equal, then

Kinetic energy  (given in problem)

If  then .

127 votes


127