HomeEngineeringMinimum thermal efficiency of a steam boiler may be around __________ percent 246. Minimum thermal efficiency of a steam boiler may be around __________ percentBy Admin / September 6, 2025 A. 25 B. 45 C. 65 D. 20 ✅ 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