HomeEngineeringIn jet refrigerators, the refrigerating fluid is practically always 4219. In jet refrigerators, the refrigerating fluid is practically alwaysBy Admin / September 7, 2025 A. Water B. Ammonia C. Freon D. Brine ✅ The correct answer is option A.
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