Percentage
State T (oC) P (kPa) V (m3) U (kJ) That Is Liquid
a 80 2305 0.0682 1969 0
b 80 2305 0.00946 1171 100
c 5 363 0.2202 1005 54
d 5 363 0.4513 1657 5
(a) In each cycle, how much heat is taken from inside the refrigerator into the coolant while the coolant is in the evaporator?
(c) In each cycle, how much work is done by the motor that operates the compressor?
(d) Calculate the coefficient of performance of the refrigerator.

Transcribed Image Text:

Condenser Compressor Expansion valve P. Evaporator