A medical warmer operates using a heat pump. Saturated R-12 enters the compressor at a temperature of -10 C and exits as superheated vapour with a tempertaure of 90 C and a pressure of 1000 kPa. Determine:
A) Actual compressor work
B) Actual cycle coeffiecient of performance
C) Ideal compressor work
D) Ideal cycle cofefficint of performance