Mass Transfer Humid volume, at a given temperature is a/an __________ function of humidity. Inverse Logarithmic Exponential Linear Inverse Logarithmic Exponential Linear ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following liquid-vapor contacting devices provides maximum contact surface area for a particular duty? Randomly packed column Sieve plate column Bubble cap column Wetted wall column Randomly packed column Sieve plate column Bubble cap column Wetted wall column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Compound A is extracted from a solution of A + B into a pure solvent S. A Co-current unit is used for the liquid-liquid extraction. The inlet rate of the solution containing A is 200 moles of B/hr.m² and the solvent flow, rate is 400 moles of S/m². hr. The equilibrium data is represented by Y = 3X² , where Y is in moles of a A/moles of B and X is in moles A/moles of S. The maximum percentage extraction achieved in the unit is 0.5 0.9 0.7 0.25 0.5 0.9 0.7 0.25 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For __________ drying, the effects of velocity, temperature and humidity of the gas and the thickness of the solid are the same. Both A & B Unsaturated surface Constant rate Neither A nor B Both A & B Unsaturated surface Constant rate Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 1.2 to 1.5 3 to 4 2.5 to 3 5 1.2 to 1.5 3 to 4 2.5 to 3 5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Physical absorption is Accompanied by evolution of heat An irreversible phenomenon Both B & C A reversible phenomenon Accompanied by evolution of heat An irreversible phenomenon Both B & C A reversible phenomenon ANSWER DOWNLOAD EXAMIANS APP