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 = 0.5 a₂ a₁ = a₂ a₁ = 2a₂ None of these a₁ = 0.5 a₂ a₁ = a₂ a₁ = 2a₂ None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following quantities need not be fixed before starting the design of a co-current absorber? Heat gain or loss None of the listed here Flow rate of entering liquid Flow rate of gas Heat gain or loss None of the listed here Flow rate of entering liquid Flow rate of gas ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the desorption of highly soluble gas from the liquid, the main resistance will be in the __________ phase. Both A & B Gas Neither A nor B Liquid Both A & B Gas Neither A nor B Liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient 'K' according to penetration theory varies with mass dif-fusivity as D 1/D D1.5 D0.5 D 1/D D1.5 D0.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The absorption factor is defined as (where, L = liquid flow rate, G = gas flow rate and, m = slope of the equilibrium line) ML/G L/mG G/mL LG/m ML/G L/mG G/mL LG/m ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in Increased reflux ratio Greater degree of separation with a fixed number of trays Increased reboiler load None of these Increased reflux ratio Greater degree of separation with a fixed number of trays Increased reboiler load None of these ANSWER DOWNLOAD EXAMIANS APP
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