HomeEngineeringThe space between the two walls of a thermos flask is evacuated because vacuum is a __________ conductor of heat. 12043. The space between the two walls of a thermos flask is evacuated because vacuum is a __________ conductor of heat.By Admin / September 13, 2025 good bad ✅ 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