HomeEngineeringThe rough value of diffusion co-efficient of water vapor into air at 25°C may be about __________ cm²/sec. 7306. The rough value of diffusion co-efficient of water vapor into air at 25°C may be about __________ cm²/sec.By Admin / September 7, 2025 0.25 2.5 1.25 0.0025 ✅ 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