HomeEngineeringHeat treatment of steel is done mainly to change its 17. Heat treatment of steel is done mainly to change itsBy Admin / September 6, 2025 A. Mechanical properties B. Physical properties C. Chemical composition D. All of the above ✅ 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