HomeEngineeringSpalling resistance of a refractory can not be increased by 3051. Spalling resistance of a refractory can not be increased byBy Admin / September 7, 2025 increasing its porosity. using a coarser grog during its manufacture. decreasing its thermal co-efficient of expansion. making it denser. ✅ 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