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A solid sphere and a hollow sphere of th...

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

A

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

B

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

C

The initial rate of cooling `((dT)/dt)` will be the same for the two spheres.

D

The two spheres will have equal temperature at any instant.

Text Solution

Verified by Experts

The correct Answer is:
A, B
Both will emit equal amount of radiation per unit time in athe biginning.Both will absorb equal amount of radiation from the surrounding in the biginning.
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