Question: show all assumptions and solution 1. Engine oil flows through a 25-mm-diameter tube at a rate of 0.5 kg/s. The oil enters the tube at

show all assumptions and solution

1. Engine oil flows through a 25-mm-diameter tube at a rate of 0.5 kg/s. The oil enters the tube at a temperature of 25C, and the tube surface temperature is maintained at 100C. (a) Determine the oil outlet temperature for a 5-m long tube. (b) Determine the oil outlet temperature for a 100-m long tube. (c) For 5

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