Mass Transfer The equipment frequently used for adiabatic humidification-cooling operation with recirculating liquid is None of these Induced draft cooling tower Natural draft cooling tower Spray chamber None of these Induced draft cooling tower Natural draft cooling tower Spray chamber ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Water-ethyl alcohal solution can be concentrated (in respect of alcohal concentration) by __________ distillation. Vacuum High pressure Atmospheric None of these Vacuum High pressure Atmospheric None of these 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 Gas side Both liquid and gas side Liquid side Interfacial Gas side Both liquid and gas side Liquid 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 Total cost first decreases and then increases Number of plates decreases very slowly first and then more and more rapidly Slope of the operating line in stripping section decreases Liquid flow increases while the vapor flow decreases for a system Total cost first decreases and then increases 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 Increase Decrease Remain unchanged Can either increase or decrease, depends on the system Increase Decrease Remain unchanged Can either increase or decrease, depends on the system ANSWER DOWNLOAD EXAMIANS APP
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