Physics, 13.09.2019 01:30 jamarishayw
Computer chip (5 mm squared) is operated at 85c and is cooled by forced air at 27c, which offers a heat transfer coefficient of 200 w/m2-k. with emissivity of the chip surface being 0.9 and the constant temperature of the computer case enclosing the chip being 15c, determine (a) the rate of heat transfer from the chip by convection (qconvection), (b) the rate of heat transfer from the computer chip by radiation (qradiation), and (c) the ratio qradiation/qconvection
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