Mass of a ring is non-uniformly distributed around its geometric centre. If R is radius of the ring, then
a) Centre of mass does not coincide with geometric centre
b) Position of centre of mass from the geometric centre will be x(0<x<R)
c) Centre of mass will be nearer to the greater mass distribution
d) Centre of mass may lie out side the periphery

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only b and c are correct

only a and b are correct

a, b and c are correct

a, b, c and d are correct

answer is C.

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Detailed Solution

The centre of mass for a ring with unevenly distributed mass will not be at the geometric centre; rather, it will be at a distance of 'x' from the centre, where 0<x<R.

Centre of mass will be nearer to the greater mass distribution.

Hence the correct answer is a , b and c .

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