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Please write clearly and show steps-formulas. Example: water enters a cross flow H.E (both fluid unmixed) at 16C and flow at the rate 7.5 kg/s

image text in transcribed Please write clearly and show steps-formulas.

Example: water enters a cross flow H.E (both fluid unmixed) at 16C and flow at the rate 7.5 kg/s to cool10kg/s of air from 120C. For an overall heat transfer coefficient of 225W/m2.K and an exchanger surface area of 240m2. What is the exit air temperature

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