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Determine the percent increase in heat transfer associated with attaching rectangular profiled fins to a flat wall. The fins are 50mm long and are equally
Determine the percent increase in heat transfer associated with attaching rectangular profiled fins to a flat wall. The fins are 50mm long and are equally spaced at a distance of 4mm (250 fins/m). The convective coefficient associated with the wall without fins is 40 W/m2K, while the one resulting from the joining of the fins is 30 W/m2K.
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