Mass Transfer In extractive distillation, solvent is Of high volatility Of high viscosity to give high tray efficiency Added to alter the relative volatility of the mixture Present in overhead stream Of high volatility Of high viscosity to give high tray efficiency Added to alter the relative volatility of the mixture Present in overhead stream ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The suitable evaporator for concentration of foaming liquids is a __________ evaporator. Short tube Vacuum Falling film Long tube Short tube Vacuum Falling film Long tube ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases. Degree of turbulence Chemical properties Interfacial area Physical properties Degree of turbulence Chemical properties Interfacial area Physical properties ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unit of molal diffusivity is Cm²/sec gm . mole Gm moles/cm. sec Gm moles/cm². sec Gm moles/cm² . sec Cm²/sec gm . mole Gm moles/cm. sec Gm moles/cm². sec Gm moles/cm² . sec ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following psychrometric processes is followed by water vapour laden unsaturated air, when it is passed through solid or liquid adsorbent? Dehumidification with dry bulb temperature remaining constant Heating and dehumidification at almost constant wet bulb temperature Cooling and dehumidification None of these Dehumidification with dry bulb temperature remaining constant Heating and dehumidification at almost constant wet bulb temperature Cooling and dehumidification None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Heat sensitive materials with very high latent heat of vaporisation may be economically separated using Absorption Liquid extraction Distillation Evaporation Absorption Liquid extraction Distillation Evaporation ANSWER DOWNLOAD EXAMIANS APP
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