A certain integrated circuit operates at 700C and generates heat at the rate of 2.5 W. It is fixed to an aluminium rod 20 mm long and having a cross- sectional area of 50 mm2. The other end of the rod is attached to a finned heat sink. Determine the

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A certain integrated circuit operates at 700C and
generates heat at the rate of 2.5 W. It is fixed to an
aluminium rod 20 mm long and having a cross-
sectional area of 50 mm2. The other end of the rod is
attached to a finned heat sink. Determine the
temperature of the heat sink if the integrated circuit
temperature is to remain at 70oC
Transcribed Image Text:A certain integrated circuit operates at 700C and generates heat at the rate of 2.5 W. It is fixed to an aluminium rod 20 mm long and having a cross- sectional area of 50 mm2. The other end of the rod is attached to a finned heat sink. Determine the temperature of the heat sink if the integrated circuit temperature is to remain at 70oC
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