HomeEngineeringIn a sludge tank, the gas mainly produced, is_________________? 772. In a sludge tank, the gas mainly produced, is_________________?By Admin / September 7, 2025 A. Oxygen B. Nitrogen C. Hydrogen D. Carbon dioxide ✅ 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