What is the value of maximum COP in case of absorption refrigeration, if refrigeration provided is attemperature, TR (where, T1 and T2 are source & surrounding temperatures respectively.) A) TR/(T2 – TR) × (T1 – T2)/T1 B) TR/(T2 – TR) × T1/(T1 – T2) C) TR/(T1 – TR) × (T1 – T2)/T1 D) None Of Above Related MCQs: A pressure-enthalpy chart is useful in refrigeration. The change in internal energy of an ideal fluid used in the ideal refrigeration cycle is In case of a 4-pole D.C. generator provided with a two layer lap winding with sixteencoils, the pole pitch will be During high temperatures in summer, it is recommended to drink plenty of water to avoid? For maximum transfer of power, the internal resistance of the source should be