HomeEngineeringThe helix angle of a drill is __________ for drilling brass. 15740. The helix angle of a drill is __________ for drilling brass.By Admin / September 13, 2025 equal to 30° less than 30° more than 30° ✅ 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