Mass Transfer Which of the following decreases during evaporative cooling process with recirculated water supply? Partial pressure of vapour None of these Relative humidity Wet bulb temperature Partial pressure of vapour None of these Relative humidity Wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m² , a: in-terfacial area per unit volume of tower) L/(FG.G) F/(FG.a) FG/(G.a) (G.a)/FG L/(FG.G) F/(FG.a) FG/(G.a) (G.a)/FG ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient of liquid is Affected much less by temperature than that for gases Affected more by temperature than that for gases Not affected by the temperature None of these Affected much less by temperature than that for gases Affected more by temperature than that for gases Not affected by the temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A good solvent used for absorption should not have very high Freezing point All of these Vapor pressure Viscosity Freezing point All of these Vapor pressure Viscosity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is the most suitable for extraction in a system having very low density difference? Pulsed extractor Centrifugal extractor Packed extraction tower Mixer-settler extractor Pulsed extractor Centrifugal extractor Packed extraction tower Mixer-settler extractor ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following solutions will follow Raoult's law most closely? 35% solution of NH₃ in water A solution of benzene, toluene and oxylene A solution of polar organic compounds (not of homologs of a series) 35% solution of camphor in water 35% solution of NH₃ in water A solution of benzene, toluene and oxylene A solution of polar organic compounds (not of homologs of a series) 35% solution of camphor in water ANSWER DOWNLOAD EXAMIANS APP