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 
in air. Neglecting frictional force of water and given that the density of the bob is (4/3) ×1000 kg/m 3 . What relationship between 
and 
is true
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Effective weight of bob inside water,
where, 
= Density of bob
and 
= Density of water
.
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