Mass Transfer In a forced draft cooling tower, water is cooled from 95 to 80°F by exposure to air with a wet bulb temperature of 70°F. In this case, the Approach is 10°F Neither A nor B Both A & B Range is 15°F Approach is 10°F Neither A nor B Both A & B Range is 15°F ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Water-ethyl alcohal solution can be concentrated (in respect of alcohal concentration) by __________ distillation. None of these High pressure Vacuum Atmospheric None of these High pressure Vacuum Atmospheric ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The cooling effect in a cooling tower can not be increased by Reducing the humidity of entering air Lowering the barometric pressure None of these Increasing the air velocity over the wet surfaces Reducing the humidity of entering air Lowering the barometric pressure None of these Increasing the air velocity over the wet surfaces 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 Interfacial area Chemical properties Physical properties Degree of turbulence Interfacial area Chemical properties Physical properties ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient is directly proportional to DAB0.5, according to __________ theory. Penetration None of these Film Surface renewal Penetration None of these Film Surface renewal ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a single component absorber, the operating line is straight only when plotted in term of __________ units. None of these Mole fraction Partial pressure Mole ratio None of these Mole fraction Partial pressure Mole ratio ANSWER DOWNLOAD EXAMIANS APP