HomeEngineeringHigh speed steel tools retain their hardness upto a temperature of __________ °C. 1161. High speed steel tools retain their hardness upto a temperature of __________ °C.By Admin / September 6, 2025 A. 500 B. 750 C. 900 D. 1100 ✅ 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