MHT CET Physics question

PhysicsOscillationsMHT CET

If a second's pendulum is placed in a space laboratory orbiting around the earth at a height 3 R, where R is the radius of the earth, then the time period of the pendulum will be

Answer: (D)

Solution

In an orbiting laboratory everything is in free fall, so the effective gravity is zero and the pendulum does not oscillate, giving

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Question ID VK-067882