Mass Transfer Pick out the wrong statement. Raoult's law does not apply, when the Size of component molecules are not equal Chemical combination or molecular association between unlike molecules takes place in the formation of solution Component molecules are nonpolar Attractive forces between like and unlike molecules in the solution are approximately equal Size of component molecules are not equal Chemical combination or molecular association between unlike molecules takes place in the formation of solution Component molecules are nonpolar Attractive forces between like and unlike molecules in the solution are approximately equal ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Relative volatility does not change appreciably with the change in Temperature None of these Vapour pressure of either component Total pressure Temperature None of these Vapour pressure of either component Total pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The critical moisture content in case of drying indicates the __________ rate period. End of falling Beginning of constant Beginning of falling None of these End of falling Beginning of constant Beginning of falling None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a distillation column operating at minimum reflux, the Concentration of liquid and vapour leaving a plate will be same Reflux ratio will be maximum Number of plates required will be maximum None of these Concentration of liquid and vapour leaving a plate will be same Reflux ratio will be maximum Number of plates required will be maximum None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The drying time between fixed moisture content within diffusion controlled 'falling rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid ) √T T³ T² T √T T³ T² T ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in the mass velocity of the gas, the rate of drying during the constant rate period __________ , if the conduction and radiation through the solid are negligible. Increases linearly Increases Decreases Remains same Increases linearly Increases Decreases Remains same ANSWER DOWNLOAD EXAMIANS APP