Mass Transfer Perforated plate towers are unique for solvent extraction because, they provide Better contact of the phase Repeated coalescence & redispersion of the drop phase Higher contact area None of these Better contact of the phase Repeated coalescence & redispersion of the drop phase Higher contact area None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Relative humidity is the ratio of the Partial pressure of the vapour to the vapour pressure of the liquid at room temperature Partial pressure of the vapour to the vapour pressure of the liquid at gas temperature Actual humidity to saturation humidity None of these Partial pressure of the vapour to the vapour pressure of the liquid at room temperature Partial pressure of the vapour to the vapour pressure of the liquid at gas temperature Actual humidity to saturation humidity 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. Higher than Either same or higher than Same as Lower than Higher than Either same or higher than Same as Lower than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At a fixed pressure, the humidity depends upon the partial pressure of vapor in the mixture. Humidity of a vapour free gas is __________ percent. Between 0 and 100 50 100 Between 0 and 100 50 100 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Prandtl number for water at 20°C is about 150 70 7 0.7 150 70 7 0.7 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases. Degree of turbulence Chemical properties Physical properties Interfacial area Degree of turbulence Chemical properties Physical properties Interfacial area ANSWER DOWNLOAD EXAMIANS APP