Mass Transfer The equipment frequently used for adiabatic humidification-cooling operation with recirculating liquid is Induced draft cooling tower Spray chamber Natural draft cooling tower None of these Induced draft cooling tower Spray chamber Natural draft cooling tower None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Water-ethyl alcohal solution can be concentrated (in respect of alcohal concentration) by __________ distillation. Atmospheric None of these High pressure Vacuum Atmospheric None of these High pressure Vacuum 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 ? Interfacial Liquid side Both liquid and gas side Gas side Interfacial Liquid side Both liquid and gas side Gas side ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio in a distillation coloumn is increased from the minimum, the 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 Total cost first decreases and then increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio, in a continuous counter-current extraction is increased, the number of stages Remain unchanged Decrease Increase Can either increase or decrease, depends on the system Remain unchanged Decrease Increase Can either increase or decrease, depends on the system ANSWER DOWNLOAD EXAMIANS APP
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