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 \[{{t}_{0}}\]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 \[{{t}_{0}}\]is true [AIEEE 2004]

The bob of a simple pendulum executes simple harmonic motion in water

1.	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 \[{{t}_{0}}\]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 \[{{t}_{0}}\]is true [AIEEE 2004]
A.	\[t={{t}_{0}}\]
B.	\[t={{t}_{0}}/2\]
C.
D.	\[t=4{{t}_{0}}\]
Answer» D. \[t=4{{t}_{0}}\]

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