HomeEngineeringThe increase in hardness of metal due to its cold working is termed as the __________ hardening. 2139. The increase in hardness of metal due to its cold working is termed as the __________ hardening.By Admin / September 7, 2025 Work Age Induction Flame ✅ 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