HomeEngineeringAdvantages of use of preheated combustion air are 2387. Advantages of use of preheated combustion air areBy Admin / September 7, 2025 Saving in fuel consumption Reduction in scale losses Increase in flame temperature All of the above ✅ 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