Mass Transfer In gas-liquid contact operation, the number of ideal stages, N = (xa - xb)/(xb - x*b) . This is true when the stripping factor 'S' is S > 1 S < 1 S = 1 S = ∞ S > 1 S < 1 S = 1 S = ∞ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The mass transfer co-efficient for a solid sphere of radius 'a' dissolving in a large volume of quiescent liquid, in which D is the diffusivity of solute, is D/2a Dependent on the Reynolds number D/a Proportional to √D D/2a Dependent on the Reynolds number D/a Proportional to √D ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Radioactive nuclear waste is treated in Rotating-disc contactor Pulsed column extractor Mixer-settler extractor Bollman extractor Rotating-disc contactor Pulsed column extractor Mixer-settler extractor Bollman extractor ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Drying operation under vacuum is carried out to Dry those materials which have very high unbound mositure content Dry materials having high bound moisture content Reduce drying temperature Increase drying temperature Dry those materials which have very high unbound mositure content Dry materials having high bound moisture content Reduce drying temperature Increase drying temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In saturated gas, the Vapour is in equilibrium with the liquid at the gas temperature Vapour is in equilibrium with the liquid at the room temperature None of the listed here Partial pressure of vapour equals the vapour pressure of the liquid at room temperature Vapour is in equilibrium with the liquid at the gas temperature Vapour is in equilibrium with the liquid at the room temperature None of the listed here Partial pressure of vapour equals the vapour pressure of the liquid at room temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The relative saturation of an unsaturated mixture of gas and vapor is independent of the Temperature of the mixture Nature of the vapor None of these Composition of the mixture Temperature of the mixture Nature of the vapor None of these Composition of the mixture ANSWER DOWNLOAD EXAMIANS APP