Mass Transfer At the boiling point of the liquid at the prevailing pressure, the saturated absolute humidity becomes ? None of these 1 ? None of these 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Packed column distillation is limited to the column __________ metres. Neither A nor B Diameter < 0.6 Height < 6 Both A & B Neither A nor B Diameter < 0.6 Height < 6 Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular distillation is Very low pressure distillation Both B and C For heat-sensitive materials High temperature distillation Very low pressure distillation Both B and C For heat-sensitive materials High temperature distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Back-trapping in a distillation column Reduces pressure drop Decreases tray efficiency Is desirable, as it provides improved vapour-liquid contact Increases tray efficiency Reduces pressure drop Decreases tray efficiency Is desirable, as it provides improved vapour-liquid contact Increases tray efficiency ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Penetration theory states that the mass transfer co-coefficient is equal to (where, De is diffusivity and 't' is time) (De.t)1/2 (4De/t) (4De/πt)1/2 (De/t)1/2 (De.t)1/2 (4De/t) (4De/πt)1/2 (De/t)1/2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following provides maximum contact surface for a liquid-vapour system? Packed tower Wetted wall column Seive-plate column Bubble-cap plate column Packed tower Wetted wall column Seive-plate column Bubble-cap plate column ANSWER DOWNLOAD EXAMIANS APP