Mass Transfer For continuous drying of grannular or crystalline material, the dryer used is the __________ dryer. Tray Rotary None of these Tunnel Tray Rotary None of these Tunnel ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The humid volume may be increased by increasing the Both A & B Humidity at constant temperature Temperature at constant humidity Neither A nor B Both A & B Humidity at constant temperature Temperature at constant humidity Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Weight of 1 m³ of humid air as compared to 1 m³ of dry air, under the same conditions, is Same Less Unpredictable More Same Less Unpredictable More ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As per Gilliland's equation, the diffusivity is Directly proportional to 'T1.5' Inversely proportional to 'P' All of these Dependent on the molecular volume & molecular weight of components Directly proportional to 'T1.5' Inversely proportional to 'P' All of these Dependent on the molecular volume & molecular weight of components ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the solvent dissolves very little of solute, then Large quantity of solvent is required to extract the solute Solvent of low latent heat of vaporisation should be used Solvent of low freezing point should be used Very small quantity of solvent is required Large quantity of solvent is required to extract the solute Solvent of low latent heat of vaporisation should be used Solvent of low freezing point should be used Very small quantity of solvent is required ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To get high tray efficiency Gas velocity should be very low Time of contact between the two phases should be less Interfacial surface between liquid and gas phase should be large Liquid entrainment should be severe Gas velocity should be very low Time of contact between the two phases should be less Interfacial surface between liquid and gas phase should be large Liquid entrainment should be severe ANSWER DOWNLOAD EXAMIANS APP