HomeEngineeringA suitable lubricant used for watches is 833. A suitable lubricant used for watches isBy Admin / September 6, 2025 A. Metallic soap solution B. Grease C. Palm oil D. Hazel-nut oil ✅ The correct answer is option D.
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