Question: Air enters a heating section at 95 kPa, 12C, and 30 percent relative humidity at a rate of 6 m3/min and it leaves at 25C.

Air enters a heating section at 95 kPa, 12°C, and 30 percent relative humidity at a rate of 6 m3/min and it leaves at 25°C. Determine
(a) The rate of heat transfer in the heating section and
(b) The relative humidity of the air at the exit.

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