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3 TR refrigeration capacity of air condition plant using R134a has evaporating and condensing temperatures of 3C and 70C respectively, the refrigerant enters with

3 TR refrigeration capacity of air condition plant using R134a has evaporating and condensing temperatures of 3C and 70C respectively, the refrigerant enters with degree of super heat of 7C. Find 2- The mass flow rate of refrigerant, and 3- COP of the system 1- Dryness fraction of the vapor entering the evaporator.

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