

MCQOPTIONS
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1. |
A_gray_body_(E_=_0.8)_emits_the_same_amount_of_heat_as_a_black_body_at_1075_K._Find_out_the_required_temperature_of_the_gray_body$ |
A. | 1146.72 K |
B. | 1136.72 K |
C. | 1126.72 K |
D. | 1116.72 K |
Answer» C. 1126.72 K | |