HomeEngineeringSteel balls are manufactured by cold heading. After cold forming, they are subjected to 984. Steel balls are manufactured by cold heading. After cold forming, they are subjected toBy Admin / September 6, 2025 A. Tempering B. Normalising C. Stress-relieving D. Artificial ageing ✅ 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