Mass Transfer 1 kg of a saturated aqueous solution of a highly soluble component A at 60°C is cooled to 25°C. The solubility limits of A are (0.6 kgA/kg water) at 60°C and (0.2 kgA/kg water) at 25°C. The amount in kg of the crystals formed is 0.2 0.175 0.4 0.25 0.2 0.175 0.4 0.25 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The change in enthalpy, when a unit quantity of gas is absorbed by relatively large quantity of adsorbent (on which a definite concentration of the adsorbed gas already exists) is termed as the Heat of wetting None of these Integral heat of adsorption Differential heat of adsorption Heat of wetting None of these Integral heat of adsorption Differential heat of adsorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Humidification involves mass transfer between a pure liquid phase and a fixed gas, which is At a fixed temperature Soluble in the liquid Non-ideal in nature Insoluble in the liquid At a fixed temperature Soluble in the liquid Non-ideal in nature Insoluble in the liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During sensible cooling process Both B and C Wet bulb temperature decreases Relative humidity increases Relative humidity decreases Both B and C Wet bulb temperature decreases Relative humidity increases Relative humidity decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a distillation column, with increase in the reflux ratio, the heat removed in the cooler Remains unaffected And the heat required in reboiler decreases Decreases Increases Remains unaffected And the heat required in reboiler decreases Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular diffusion is caused by the Transfer of molecules from low concentration to high concentration region Potential energy of the molecules Thermal energy of the molecules Activation energy of the molecules Transfer of molecules from low concentration to high concentration region Potential energy of the molecules Thermal energy of the molecules Activation energy of the molecules ANSWER DOWNLOAD EXAMIANS APP