Mass Transfer Which of the following same diameter columns gives lowest pressure drop per unit height? Randomly packed column Packed column (stacked) Bubble-cap column Sieve-plate column Randomly packed column Packed column (stacked) Bubble-cap column Sieve-plate column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Selectivity of the solvent used in solvent extraction should be > 1 1 < 1 > 1 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The interfacial area per unit volume of dispersion, in a gas-liquid contactor, for fractional hold up of gas = 0.1 and gas bubble diameter = 0.5 mm is given by (in m²/m³) 100 50 500 1000 100 50 500 1000 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A pure drug is administered as a sphere and as a cube. The amount of drug is the same in the two tablets. Assuming that the shape and size do not influence the mass transfer, the ratio of rate of dissolution in water at t = 0 for the cubic to spherical tablet is 0.54 1.04 1.94 1.24 0.54 1.04 1.94 1.24 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer __________ is used as an 'entrainer' for the separation of acetic acid-water mixture by distillation. Furfural Benzol Hexane Butyl acetate Furfural Benzol Hexane Butyl acetate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer __________ extractor is used for the concentration of radioactive nuclear waste. None of the listed here Pulsed column Seive plate Mixer-settler None of the listed here Pulsed column Seive plate Mixer-settler ANSWER DOWNLOAD EXAMIANS APP
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