Lag1989 task №9.41

Perfect chiller operating on a reverse Carnot cycle, performs a single cycle operation of 20 kJ. The machine receives the amount of heat from the body to the 260K temperature and gives the amount of heat the body with a temperature of 295K. Find: a) efficiency; b) the amount of heat taken away from the cooling body of the loop; c) the amount of heat transferred to the hot body in one cycle.