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1. |
A horizontal heated plate at 200 degree Celsius and facing upwards has been placed in still air at 20 degree Celsius. If the plate measures 1.25 m by 1 m, make calculations for the heat loss by natural convection. The convective film coefficient for free convection is given by the following empirical relation
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A. | nWhere is the mean film temperature in degrees kelvin |
B. | 6006 W |
C. | 5006 W |
D. | 4006 W |
E. | 3006 W |
Answer» B. 6006 W | |