An object swings on the end of a cord as a simple pendulum with period T

PHYSICS · Single correct · A Level · Physics · Further mechanics and thermal physics · Further mechanics and thermal physics

Problem

6. An object swings on the end of a cord as a simple pendulum with period T. Another object oscillates up and down on the end of a vertical spring also with period T. If the masses of both objects are doubled, what are the new values for the Periods? Pendulum (A) Pendulum: T2\frac{T}{\sqrt{2}}, Mass on Spring: T2T \sqrt{2} (B) Pendulum: T, Mass on Spring: T2T \sqrt{2} (C) Pendulum: T2T \sqrt{2}, Mass on Spring: T (D) Pendulum: T2T \sqrt{2}, Mass on Spring: T2\frac{T}{\sqrt{2}}

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