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Chemical Engineering · Q238

Heat Transfer

Engineering and GATE · Chemical Engineering · question 238

Q238

Hot water (0.01 m3/min) enters the tube side of a counter current shell and tube heat exchanger at 80°C and leaves at 50°C. Cold oil (0.05 m3/min) of density 800 kg/m3 and specific heat of 2 kJ/kg.K enters at 20°C. The log mean temperature difference in °C is approximately

A.
32
Answer
B.
37
C.
45
D.
50

Answer: Option A

Solution

Answer: Option A
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