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1. |
Two black discs each of diameter 50 cm are placed parallel to each other concentrically at a distance of one meter. The discs are maintained at 1000 K and 500 K. Calculate the heat flow between the discs when the disks are connected by a cylindrical black no-flux surface |
A. | 2417.68 W |
B. | 3417.68 W |
C. | 4417.68 W |
D. | 5417.68 W |
Answer» E. | |