5 31 WP At steady state a reversible refrigeration cycle discharges energy at the rate OH to a hot reservoir at temperature TH while re ceiving energy at the rate Oc from a cold reservoir at temperature Tc a If TH 13 C and Tc 2 C determine the coefficient of per formance OTO oqmal is b If OH 10 5 kW Oc 8 75 kW and Tc 0 C determine T in C c If the coefficient of performance is 10 and TH 27 C deter mine Tc in C