HomeEngineeringMaximum change in the hardness of mar tensite occurs in the carbon content range of __________ percent in steel. 997. Maximum change in the hardness of mar tensite occurs in the carbon content range of __________ percent in steel.By Admin / September 6, 2025 A. 0.01 to 0.10 B. 0.2 to 0.4 C. 0.5 to 0.7 D. 0.8 to 1.0 ✅ The correct answer is option B.
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