Mass Transfer At 750°K and 1 atm, the approximate value of Schmidt number for air is 0.1 10 0.01 1 0.1 10 0.01 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The critical moisture content in case of drying indicates the __________ rate period. Beginning of constant None of these End of falling Beginning of falling Beginning of constant None of these End of falling Beginning of falling ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer An air-water vapour mixture has a dry bulb temperature of 60°C and a dew point temperature of 40°C. The total pressure is 101.3 kPa and the vapour pressure of water at 40°C and 60°C are 7.30 kPa and 19.91 kPa respectively.The humidity of air sample expressed as kg of water vapour/kg of dry air is 0.122 0.079 0.048 0.152 0.122 0.079 0.048 0.152 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At __________ reflux, theoretical number of plates in a distillation coloumn is calculated using Fenske-Underwood equation. Operating Maximum permissible Minimum Total Operating Maximum permissible Minimum Total ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio in a distillation coloumn is increased from the minimum, the Total cost first decreases and then increases Number of plates decreases very slowly first and then more and more rapidly Slope of the operating line in stripping section decreases Liquid flow increases while the vapor flow decreases for a system Total cost first decreases and then increases Number of plates decreases very slowly first and then more and more rapidly Slope of the operating line in stripping section decreases Liquid flow increases while the vapor flow decreases for a system ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If a₁ and a₂ are the relative volatilities when the pressure in the distillation column is 1 and 2 atm respectively. Pick out the correct statement. a₁ = 2a₂ None of these a₁ = a₂ a₁ = 0.5 a₂ a₁ = 2a₂ None of these a₁ = a₂ a₁ = 0.5 a₂ ANSWER DOWNLOAD EXAMIANS APP
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