Mathematics, 29.02.2020 04:59 adreyan3479

A concentric-tube heat exchanger cools hot water owing at 1 kg/s from 80C to 30C. It uses air owing at 5 kg/s to perform this cooling operation. Air enters at 10C and exits at 51.5C. (a) What is the log-mean-temperature-di erence

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A concentric-tube heat exchanger cools hot water owing at 1 kg/s from 80C to 30C. It uses air owing...