Mass Transfer At what percentage (by volume) of alcohol composition, it forms an azeotrope with water? 90 91.5 99 95 90 91.5 99 95 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flash distillation is suitable for the separation of components Which form maximum boiling azeotrope Which form minimum boiling azeotrope Having very wide boiling points Having very close boiling points Which form maximum boiling azeotrope Which form minimum boiling azeotrope Having very wide boiling points Having very close boiling points ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of absorption with exothermic reaction, for fluids having Both A & B Pr = Sc ; there won 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 Both A & B Pr = Sc ; there won 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 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To get high tray efficiency Liquid entrainment should be severe Gas velocity should be very low Time of contact between the two phases should be less Interfacial surface between liquid and gas phase should be large Liquid entrainment should be severe Gas velocity should be very low Time of contact between the two phases should be less Interfacial surface between liquid and gas phase should be large ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the absorption of ammonia in water, the main resistance to absorption is by the __________ phase. Both A & B Liquid Neither A nor B Gas Both A & B Liquid Neither A nor B Gas ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following decreases during evaporative cooling process with recirculated water supply? Partial pressure of vapour Relative humidity Wet bulb temperature None of these Partial pressure of vapour Relative humidity Wet bulb temperature None of these ANSWER DOWNLOAD EXAMIANS APP
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