HomeEngineeringIn a trickling filter_________________? 506. In a trickling filter_________________?By Admin / September 7, 2025 A. Filtration process is used B. Biological action is used C. Neither A. nor B. D. Both A. and B. ✅ The correct answer is option B.
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