A copper sphere with a few capacities is heated. The ratio of the percentage volume expansion of the solid part and the hollow part of the sphere will be

A copper sphere with a few capacities is heated. The ratio of the perc

1.	A copper sphere with a few capacities is heated. The ratio of the percentage volume expansion of the solid part and the hollow part of the sphere will be
Answer» UNEQUAL and positive Unequal and negative Equal and positive Equal and negative Answer :C