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There are required 1.2 kJ/sec per ton of refrigeration for a Carnot refrigerator to maintain a low temperature region at 250 K. If the refrigerator

There are required 1.2 kJ/sec per ton of refrigeration for a Carnot refrigerator to maintain a low temperature region at 250 K. If the refrigerator is producing 4 TOR. Find: (a) power requirements in HP; (b) high temperature limit in K; (c) heat rejected in BTU/min and (d) COP for cooling and heating.

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