HomeEngineeringThe coefficient of performance (C.O.P.) of a refrigerator working as a heat pump is given by 13153. The coefficient of performance (C.O.P.) of a refrigerator working as a heat pump is given byBy Admin / September 13, 2025 (C.O.P.)P = (C.O.P.)R + 2 (C.O.P.)P = (C.O.P.)R + 1 (C.O.P)P = (C.O.P)R – 1 (C.O.P)P = (C.O.P)R ✅ The correct answer is option B.
1. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm². Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin
2. Transformer cores are normally made from Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin