Question:

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 to in air. Neglecting frictional force of water and given that the density of the bob is (4/3) ×1000 kg/m³. What relationship between t and to is true

Options :

  • (a) t=t0
  • (b) t=t0/2
  • (c) t=2t0
  • (d) t=4t0

Answer :

(c) t=2t0

Answer Steps :

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