HomeEngineeringNitrogen in coal 2559. Nitrogen in coalBy Admin / September 7, 2025 Is present upto 1-2% Comes from protein in parent vegetable matter Is recovered as ammonia during its carbonisation 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