HomeEngineeringThermal efficiency of furnaces can be improved by 2280. Thermal efficiency of furnaces can be improved byBy Admin / September 7, 2025 Waste heat recovery from flue gas Minimising heat losses from furnace walls Maintaining proper draught All of the above ✅ 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