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1. |
A perfectly black body emits radiation at temperature T1 K.If it is to radiate 16 times this power, its temperature T2 will be? |
A. | T2 = 16 T1 |
B. | T2 = 8 T1 |
C. | T1 = 4 T1 |
D. | T2 = 2 T1 |
Answer» E. | |