HomeEngineeringCrude petroleum oil is a __________ fuel. 2557. Crude petroleum oil is a __________ fuel.By Admin / September 7, 2025 primary fossil both (a) & (b) secondary ✅ The correct answer is option C.
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