The back surface of a plate is heated at the rate of 50 W/m2 and the f – McqOptions

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1.	The back surface of a plate is heated at the rate of 50 W/m2 and the front surface is cooled by airflow at 30°C. It is given that the heat transfer coefficient between the air and the plate surface is 50 W/m2–K. Considering steady-state heat transfer, what is the temperature (in °C) of the front surface of the plate.
A.	21
B.	31
C.	41
D.	51
Answer» C. 41

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