Mass Transfer For ethanol-water system, the lowering of distillate quality from 95% to 92% will cause __________ plate requirement. Marginal decrease in the number of None of the listed here No change in theoretical Major decrease in the number of Marginal decrease in the number of None of the listed here No change in theoretical Major decrease in the number of ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of unsaturated air Dew point < wet bulb temperature None of the listed here Wet bulb temperature < dry bulb temperature Both of the options given here Dew point < wet bulb temperature None of the listed here Wet bulb temperature < dry bulb temperature Both of the options given here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Lewis number, which is important in problems involving simultaneous heat and mass transfer, is the ratio of None of these Momentum diffusivity to thermal diffusivity Thermal diffusivity to mass diffusivity Mass diffusivity to momentum diffusivity None of these Momentum diffusivity to thermal diffusivity Thermal diffusivity to mass diffusivity Mass diffusivity to momentum diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of __________ distillation, a solvent is added to alter the relative volatility of the mixture to be separated. Molecular Flash Extractive Azeotropic Molecular Flash Extractive Azeotropic ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If f = moles of vapour present per mole of feed, then the slope of feed line is (1 - f)/f - (f - 1)/f - 1/f - f/(1 - f) (1 - f)/f - (f - 1)/f - 1/f - f/(1 - f) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For gas absorption, low viscosity solvents are preferred, because of their Better flow characteristics Rapid absorption rates All of these Low pumping pressure drop Better flow characteristics Rapid absorption rates All of these Low pumping pressure drop ANSWER DOWNLOAD EXAMIANS APP