Question: A straight rectangular fin has a length of 2.5 cm and a thickness of 1.5 mm. The thermal conductivity is 55 W/m C, and

A straight rectangular fin has a length of 2.5 cm and a thickness of 1.5 mm. The thermal conductivity is 55 W/m ∙ ºC, and it is exposed to a convection environment at 20ºC and h = 500 W/m2 ∙ ºC. Calculate the maximum possible heat loss for a base temperature of 200ºC. What is the actual heat loss?

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