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A hollow sphere and a solid sphere of the same material and equal radii are heated to the same temperature. In this case, | |
A. | the cooling rate will be the same for the two spheres and hence the two spheres will have equal temperatures at any instant. [Wrong Answer] |
B. | both the spheres will emit equal amount of radiation per unit time in the beginning. [Wrong Answer] |
C. | both will absorb equal amount of radiation from the surrounding in the beginning. [Wrong Answer] |
D. | both(b) & (c). [Correct Answer] |