Mass Transfer Air at a particular humidity is heated in a furnace. The new dew point Depends on the extent of heating Decreases Remain unchanged Increases Depends on the extent of heating Decreases Remain unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The interfacial area per unit volume of dispersion, in a gas-liquid contactor, for fractional hold up of gas = 0.1 and gas bubble diameter = 0.5 mm is given by (in m²/m³) 1000 100 50 500 1000 100 50 500 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The most common packing used in industrial operations is __________ rings. Cross-partition Raschig Lessing Single spiral Cross-partition Raschig Lessing Single spiral ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flash distillation is suitable for separating the constituents of a binary system, which Have very close boiling points Form minimum boiling azeotrope Form constant boiling azeotrope Have very wide boiling points Have very close boiling points Form minimum boiling azeotrope Form constant boiling azeotrope Have very wide boiling points ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of absorption with exothermic reaction, for fluids having Pr = Sc = 1; total mass, momentum and thermal diffusivity will be the same Both A & B Pr = Sc ; there won Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence Pr = Sc = 1; total mass, momentum and thermal diffusivity will be the same Both A & B Pr = Sc ; there won Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Stefan's law describes the mass transfer by Bulk flow Neither A nor B Diffusion Both A & B Bulk flow Neither A nor B Diffusion Both A & B ANSWER DOWNLOAD EXAMIANS APP
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