HomeEngineeringIn a working refrigerator, the value of COP is always 4662. In a working refrigerator, the value of COP is alwaysBy Admin / September 7, 2025 A. 0 B. < 0 C. < 1 D. > 1 ✅ The correct answer is option D.
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