Mass Transfer If G = insoluble gas in gas stream and L = non-volatile solvent in liquid stream, then the slope of the operating line for the absorber is Always < 1 G/L L/G None of these Always < 1 G/L L/G None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unit of molal diffusivity is Gm moles/cm². sec Gm moles/cm. sec Gm moles/cm² . sec Cm²/sec gm . mole Gm moles/cm². sec Gm moles/cm. sec Gm moles/cm² . sec Cm²/sec gm . mole ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Back-trapping in a distillation column Increases tray efficiency Reduces pressure drop Is desirable, as it provides improved vapour-liquid contact Decreases tray efficiency Increases tray efficiency Reduces pressure drop Is desirable, as it provides improved vapour-liquid contact Decreases tray efficiency ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The reason for preferring packed towers over plate towers in distillation practice is that the packed tower operation gives Low pressure drop and high hold up Low pressure drop and low hold up High pressure drop and high hold up High pressure drop and low hold up Low pressure drop and high hold up Low pressure drop and low hold up High pressure drop and high hold up High pressure drop and low hold up ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Desulphurisation of petrol is done in a Plate type extraction column Bollman extractor Packed extraction column Rotating disc extractor Plate type extraction column Bollman extractor Packed extraction column Rotating disc extractor ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is an undesirable characteristic for the solvent used in gas absorption? None of these High gas solubility Low vapor pressure Low viscosity None of these High gas solubility Low vapor pressure Low viscosity ANSWER DOWNLOAD EXAMIANS APP
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