HomeEngineeringThe refrigerant widely used in domestic refrigerators is 17776. The refrigerant widely used in domestic refrigerators isBy Admin / September 13, 2025 ammonia carbon dioxide sulphur dioxide R-12 ✅ 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