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MHT CET Physics question

PhysicsOscillationsMHT CET

A body performs S. H. M. under the action of force '' with period '' second. If the force is changed to '' it performs S. H. M. with period '' second. If both forces '' and '' act simultaneously in the same direction on the body, the period in second will be [MHT-CET 2021]

Answer: (C)

Solution

Force constants add, , and , so

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Question ID VK-068486