A hollow sphere and a solid sphere of the same material and equal radii are heat

Question

A hollow sphere and a solid sphere of the same material and equal radii are heated to the same temperature. In this case,

Options:

A . The cooling rate will be the same for the two spheres and hence the two spheres will have equal temperatures at any instant

B . Both the spheres will emit equal amount of radiation per unit time in the beginning

C . Both will absorb equal amount of radiation from the surrounding in the beginning

D . Both B & C

Answer: Option D

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