Mass Transfer Penetration theory relates the average mass transfer co-efficient (K) with diffusivity (D) as K ∝ D1.5 K ∝ D2 K ∝ √D K ∝ D K ∝ D1.5 K ∝ D2 K ∝ √D K ∝ D ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of a desorber (stripper), the Temperature remains unaffected Temperature always increases Operating line always lies below the equilibrium curve Operating line always lies above the equilibrium curve Temperature remains unaffected Temperature always increases Operating line always lies below the equilibrium curve Operating line always lies above the equilibrium curve ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A solid material shows case hardening properties while drying. Which of the following should be controlled to control the drying process? Temperature of the solid Relative humidity of outlet air Humidity of inlet air Flow rate of inlet air Temperature of the solid Relative humidity of outlet air Humidity of inlet air Flow rate of inlet air ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Agitator is provided in a crystalliser for Formation of nuclei Crystal growth Avoiding deposition on cooler surfaces All of these Formation of nuclei Crystal growth Avoiding deposition on cooler surfaces All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following parameters remains almost constant during adiabatic saturation of unsaturated air? Dry bulb temperature Wet bulb temperature Dew point None of these Dry bulb temperature Wet bulb temperature Dew point None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Though, theoretically the adsorption & desorption isotherms is expected to coincide but sometimes at least a part of the isotherms does not coincide and this phenomenon is known as adsorption hysterisis. In such cases, the desorption equilibrium pressure is __________ that obtained for adsorption. Either same or higher than Lower than Higher than Same as Either same or higher than Lower than Higher than Same as ANSWER DOWNLOAD EXAMIANS APP