Avapour compression system has a capacity of 50 kw of refngeration when operating on r22, a condensing temperature of 35°c and an evaporating temperature of-10°c calculate 4.1 the refrigeration effect in kj/kg. 4.2 the crculation of the refrigerant in kg/s 4.3 the power required by the compressor in kw, 4.4 the coefficient of performance, 4.5 the volume flow rate measured at the compressor suction, 4.6 the power per kw refngeration, 4.7 the compressor discharge temperature, and 4.8 the compressor efficiency of the actual discharge temperature is 62 c