Mass is non-uniformly distributed on the circumference of a ring of radius 
, centred at origin. Let a be the distance of the centre of mass of the ring from origin. Then
A
B
a 
r
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
If mass is non-uniformly distributed, then center of mass of ring may lie anywhere between
center and circumference (not on the center). Hence 
.
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