HomeEngineeringThe minimum carbon content in steel should be __________ percent for it to respond to a hardening treatment. 199. The minimum carbon content in steel should be __________ percent for it to respond to a hardening treatment.By Admin / September 6, 2025 A. 0.2 B. 0.4 C. 0.6 D. 0.8 ✅ The correct answer is option A.
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