HomeEngineeringSpark plugs are made of 1770. Spark plugs are made ofBy Admin / September 7, 2025 High alumina ceramic Metallic carbides Corundum Carborundum ✅ 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