Mass Transfer In case of liquid-liquid binary diffusion, diffusivity of one constituent into another is not dependent on the Nature of the constituents None of these Temperature and pressure Concentration Nature of the constituents None of these Temperature and pressure Concentration ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the solvent dissolves very little of solute, then Solvent of low latent heat of vaporisation should be used Very small quantity of solvent is required Solvent of low freezing point should be used Large quantity of solvent is required to extract the solute Solvent of low latent heat of vaporisation should be used Very small quantity of solvent is required Solvent of low freezing point should be used Large quantity of solvent is required to extract the solute ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases. Interfacial area Physical properties Chemical properties Degree of turbulence Interfacial area Physical properties Chemical properties Degree of turbulence ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of physical adsorption, the difference between heat of adsorption and heat of normal condensation is Equal to the heat of formation of surface compound Called integral heat of adsorption Equal to the heat of wetting Zero Equal to the heat of formation of surface compound Called integral heat of adsorption Equal to the heat of wetting Zero ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Air initially at 101. 3 kPa and 40°C and with a relative humidity of 50%, is cooled at constant pressure to 30°C. The cooled air has a Higher wet bulb temperature Higher relative humidity Higher dew point Higher absolute (specific) humidity Higher wet bulb temperature Higher relative humidity Higher dew point Higher absolute (specific) humidity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is not a continuous drier? Tray drier Tunnel drier Spray drier Drum drier Tray drier Tunnel drier Spray drier Drum drier ANSWER DOWNLOAD EXAMIANS APP
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