Mass Transfer For the case of flow of air past a wet bulb thermometer (air water vapour system), the approximate value of H₂/ky.Cz is around 0.6 0.24 1 0.72 0.6 0.24 1 0.72 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In physical terms, Schmidt number means Momentum diffusivity/mass diffusivity Mass diffusivity/thermal diffusivity Thermal diffusivity/momentum diffusivity Thermal diffusivity/mass diffusivity Momentum diffusivity/mass diffusivity Mass diffusivity/thermal diffusivity Thermal diffusivity/momentum diffusivity Thermal diffusivity/mass diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Wet bulb and dry bulb temperatures becomes identical at __________ percent saturation curve. 50 78 100 None of these 50 78 100 None of these 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 Differential heat of adsorption Integral heat of adsorption None of these Heat of wetting Differential heat of adsorption Integral heat of adsorption 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. Same as Either same or higher than Higher than Lower than Same as Either same or higher than Higher than Lower than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular diffusion is caused by the Transfer of molecules from low concentration to high concentration region Activation energy of the molecules Thermal energy of the molecules Potential energy of the molecules Transfer of molecules from low concentration to high concentration region Activation energy of the molecules Thermal energy of the molecules Potential energy of the molecules ANSWER DOWNLOAD EXAMIANS APP