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A water cooler to cool down water from 20C to 5C with the flow rate of 0.03kg/s (108kg/h) by supplying the refrigerant R134a to the

A water cooler to cool down water from 20C to 5C with the flow rate of 0.03kg/s (108kg/h) by supplying the refrigerant R134a to the evaporator entering at 2bars and dryness fraction of 0.2 and leaving at saturated R134a.Determine entropy generation in the evaporator, exergy destruction in the evaporator and exergy efficiency of the evaporator

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