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MHT CET Physics question

PhysicsSystems of Particles and Rotational MotionMHT CET

Moment of inertia of big drop is I. If 8 droplets are formed from big drop, then moment of inertia of small droplet is [MHTCET 2018]

Answer: (A)

Solution

Volume conservation gives and , so , i.e.

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Question ID VK-040807