Mass Transfer Which of these columns incurs the lowest pressure drop? Packed column (with stacked packing) Bubble plate column Packed column (with dumped packing) Pulse column Packed column (with stacked packing) Bubble plate column Packed column (with dumped packing) Pulse column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If G = insoluble gas in gas stream and L = non-volatile solvent in liquid stream, then the slope of the operating line for the absorber is G/L None of these L/G Always < 1 G/L None of these L/G Always < 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Absorption factor is defined as (where, S₁ = slope of the operating line S₂ = slope of the equilibrium curve) S₁ x S₂ S₁/S₂ S₂/S₁ S₁ - S₂ S₁ x S₂ S₁/S₂ S₂/S₁ S₁ - S₂ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Relative humidity is the ratio of the Partial pressure of the vapour to the vapour pressure of the liquid at room temperature None of these Partial pressure of the vapour to the vapour pressure of the liquid at gas temperature Actual humidity to saturation humidity Partial pressure of the vapour to the vapour pressure of the liquid at room temperature None of these Partial pressure of the vapour to the vapour pressure of the liquid at gas temperature Actual humidity to saturation humidity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The term "approach" in a cooling tower refers to the difference in the temperature of the Cold water leaving the tower and the wet bulb temperature of the surrounding air None of these Hot water entering and the cooled water leaving the cooling tower Hot water entering the tower and the wet bulb temperature of the surrounding air Cold water leaving the tower and the wet bulb temperature of the surrounding air None of these Hot water entering and the cooled water leaving the cooling tower Hot water entering the tower and the wet bulb temperature of the surrounding air ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer On addition of solute in the solvent, the __________ of the solution decreases. Both B and C Freezing point Boiling point Vapour pressure Both B and C Freezing point Boiling point Vapour pressure ANSWER DOWNLOAD EXAMIANS APP
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