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A copper bar (k=225 Btu/h-ftF) with a length of 6 and in diameter, with insulated ends, is attached to a wall. The wall temperature is
A copper bar (k=225 Btu/h-ftF) with a length of 6 and in diameter, with insulated ends, is attached to a wall. The wall temperature is 400F, while T = 70F. If the value of hc is (5 Btu/hr-ft2 F). Calculate: a.-) The heat loss of the bar b.-) The temperature at a distance of 2 from the base c.-) The efficiency of the fin d.-) The efficiency of the fin
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