Question

The centre of mass of a ring, disc, sphere ( hollow or solid )lies *

(a) anywhere on the body

(b) on the circumference

(c) at their respective centres

(d) none of the above

​

Answer 1

Answer:

(c) at their respective centres

Explanation:

In all the cases the centre of mass is at the geometrical centre. It is not necessary that the centre of mass will always lies inside the body

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