HomeEngineeringThe smallest diameter of an external or internal screw thread is known as 12531. The smallest diameter of an external or internal screw thread is known asBy Admin / September 13, 2025 minor diameter major diameter pitch diameter none of these ✅ 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