Mass Transfer Dry bulb temperature of unsaturated air is more than its __________ temperature. Neither A nor B Wet bulb Dew point Both A & B Neither A nor B Wet bulb Dew point Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A coalescer in a mixer-settler liquid-liquid extraction coloumn Helps in increasing the settling rate of the bubbles Helps in increasing the bubble size entering the settler All of these Comprises of thin bed of substances of extended surface having high porosity Helps in increasing the settling rate of the bubbles Helps in increasing the bubble size entering the settler All of these Comprises of thin bed of substances of extended surface having high porosity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a distillation operation, what is the effect of the temperature of the reflux stream (given below) on the condenser and reboiler loads? Reflux conditions:(i) Reflux stream is completely liquid and is at its bubble point.(ii) Reflux stream is below its bubble point. Reboiler load is the same in both the cases but condenser load is higher in case (ii) Condenser and reboiler loads are the same in both the cases Both condensor and reboiler loads are higher in case (ii) as compared to case (i) Condenser load is the same in both the cases but reboiler load is higher in case (ii) Reboiler load is the same in both the cases but condenser load is higher in case (ii) Condenser and reboiler loads are the same in both the cases Both condensor and reboiler loads are higher in case (ii) as compared to case (i) Condenser load is the same in both the cases but reboiler load is higher in case (ii) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For which of the following unit operations, Lewis number is of significance? Adsorption Gas absorption Binary distillation Humidification Adsorption Gas absorption Binary distillation Humidification ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diffusion co-efficient generally depends upon the temperature, pressure & the nature of the components of the system. Its dimension is not the same as that of the Thermal diffusivity Mass transfer co-efficient Volumetric diffusivity Kinematic viscosity Thermal diffusivity Mass transfer co-efficient Volumetric diffusivity Kinematic viscosity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Gaseous diffusivity at atmospheric pressure is of the order of __________ cm²/second. 5 to 10 > 10 1 to 5 1 5 to 10 > 10 1 to 5 1 ANSWER DOWNLOAD EXAMIANS APP
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