HomeEngineeringThe octane number of petrol, generally available, is 17657. The octane number of petrol, generally available, isBy Admin / September 13, 2025 20 to 40 40 to 60 60 to 80 80 to 100 ✅ 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