A thin rod of length ' L ' is bent in the form of a circle. Its mass is ' M '. What force will act
on mass ' m ' placed at the centre of this circle?
( 
constant of gravitation)
A
zero
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
The gravitational field at the centre is zero, so net force on the mass m placed at center will
be zero.
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