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MHT CET Physics question

PhysicsOscillationsMHT CET

A clock is based on oscillation of a spring and a clock is based on pendulum motion. Both clocks run at the same rate on earth. On a planet having the same density as earth but it has twice the radius,

Answer: (B)

Solution

, so g on the planet is doubled; the pendulum period decreases so P runs faster, while the

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Question ID VK-068283