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MHT CET Physics question

PhysicsOscillationsMHT CET

A thin uniform rod of length and mass is swinging freely about a horizontal axis passing through its end. Its maximum angular speed is . Its centre of mass rises to a maximum height of

Answer: (D)

Solution

At the lowest point KE = (1/2)(ml²/3)ω² = mgh, so h = l² ω²/(6g). Options (a) and (c), both l²

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Question ID VK-040771