Mass Transfer Cox chart, which is useful in the design of distillation column particularly for petroleum hydrocarbons, is a plot of (where, P = vapor pressure, T = temperature) T vs . P Log P vs. log T Log P vs . T P vs . log T T vs . P Log P vs. log T Log P vs . T P vs . log T ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mechanism of moisture removal in case of freeze drying of food stuff is by Evaporation Dehydration Sublimation Adsorption Evaporation Dehydration Sublimation Adsorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following same diameter columns gives lowest pressure drop per unit height? Bubble-cap column Randomly packed column Sieve-plate column Packed column (stacked) Bubble-cap column Randomly packed column Sieve-plate column Packed column (stacked) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Humid volume is the total volume in m³ of 1 kg of Vapour laden gas at 1 atm. and room temperature Gas plus its accompanying vapour at 1 atm. and room temperature Gas plus its accompanying vapour at 1 atm. and gas temperature Vapour laden gas at 1 atm. and gas temperature Vapour laden gas at 1 atm. and room temperature Gas plus its accompanying vapour at 1 atm. and room temperature Gas plus its accompanying vapour at 1 atm. and gas temperature Vapour laden gas at 1 atm. and gas temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Back-trapping in a distillation column Decreases tray efficiency Is desirable, as it provides improved vapour-liquid contact Reduces pressure drop Increases tray efficiency Decreases tray efficiency Is desirable, as it provides improved vapour-liquid contact Reduces pressure drop Increases tray efficiency ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of absorption with exothermic reaction, for fluids having Pr = Sc = 1; total mass, momentum and thermal diffusivity will be the same Pr = Sc ; there won Both A & B Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence Pr = Sc = 1; total mass, momentum and thermal diffusivity will be the same Pr = Sc ; there won Both A & B Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence ANSWER DOWNLOAD EXAMIANS APP
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