Question

. Show that for small oscillation the motion of a simple pendulum is simple harmonic. ​

Answer 1

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The bob of a simple pendulum executes simple harmonic motion in water with a period t, while the period of oscillation of the bob is t0 in air. Neglecting frictional force of water and given that the density of the bob is (4/3)×1000kg/m3.

Answer 2

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