HomeEngineeringWhich of the following retards the self purification of stream ? 1518. Which of the following retards the self purification of stream ?By Admin / September 7, 2025 A. higher temperature B. sunlight C. satisfying oxygen demand D. none 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