Two spheres A and B of same material have radius 1 m and 4 m, and temperatures 4000 K and 2000 K respectively. Then the energy radiated by sphere A is Options: A . &nbspGreater than that of sphere B B . &nbspLess than that of sphere B C . &nbspEqual to that of sphere B D . &nbspTwo times that of sphere B

Two spheres A and B of same material have radius 1 m and 4 m, and temperatures 4

Question

Two spheres A and B of same material have radius 1 m and 4 m, and temperatures 4000 K and 2000 K respectively. Then the energy radiated by sphere A is

Options:

A . Greater than that of sphere B

B . Less than that of sphere B

C . Equal to that of sphere B

D . Two times that of sphere B

Answer: Option C
Answer: (c).Equal to that of sphere B

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