While air flows through the duct it gets cool down loses

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Hot air enters a rectangular duct (20-cm-wide, 25-cm-high, and 5-m-long) at 100 kpa and 60 C at an average velocity of 5 m/s. while air flows through the duct, it gets cool down (loses energy) so that air leaves the duct at 54 C. Determine the rate of heat loss from the air under steady condition.

Reference no: EM13645382

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