Mass Transfer The equipment frequently used for adiabatic humidification-cooling operation with recirculating liquid is Spray chamber Natural draft cooling tower None of these Induced draft cooling tower Spray chamber Natural draft cooling tower None of these Induced draft cooling tower ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Water-ethyl alcohal solution can be concentrated (in respect of alcohal concentration) by __________ distillation. Vacuum High pressure None of these Atmospheric Vacuum High pressure None of these Atmospheric ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The individual mass transfer co-efficients (moles/m² . s) for absorption of a solute from a gas mixture into a liquid solvent are, KL = 4.5 and KG = 1.5. The slope of the equilibrium line is 3. Which of the following resistance (s) is (are) controlling ? Both liquid and gas side Interfacial Gas side Liquid side Both liquid and gas side Interfacial Gas side Liquid side ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio in a distillation coloumn is increased from the minimum, the Total cost first decreases and then increases Liquid flow increases while the vapor flow decreases for a system Number of plates decreases very slowly first and then more and more rapidly Slope of the operating line in stripping section decreases Total cost first decreases and then increases Liquid flow increases while the vapor flow decreases for a system Number of plates decreases very slowly first and then more and more rapidly Slope of the operating line in stripping section decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio, in a continuous counter-current extraction is increased, the number of stages Can either increase or decrease, depends on the system Decrease Increase Remain unchanged Can either increase or decrease, depends on the system Decrease Increase Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS