Mass Transfer With increase in the mass velocity of the gas, the rate of drying during the constant rate period __________ , if the conduction and radiation through the solid are negligible. Remains same Increases Increases linearly Decreases Remains same Increases Increases linearly Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The cooling effect in a cooling tower can not be increased by Increasing the air velocity over the wet surfaces Reducing the humidity of entering air None of these Lowering the barometric pressure Increasing the air velocity over the wet surfaces Reducing the humidity of entering air None of these Lowering the barometric pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Extraction of coffee from its seed is done by Extractive distillation Liquid-liquid extraction Steam distillation Leaching Extractive distillation Liquid-liquid extraction Steam distillation Leaching ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in None of these Increased reboiler load Increased reflux ratio Greater degree of separation with a fixed number of trays None of these Increased reboiler load Increased reflux ratio Greater degree of separation with a fixed number of trays ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The operation involved when the soluble material is largely on the surface of an insoluble solid and is merely washed off by the solvent is called Elutriation or elution Decoction None of these Percolation Elutriation or elution Decoction None of these Percolation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a binary mixture with low relative volatility, Use high pressure distillation Use molecular distillation Use steam distillation An azeotrope may be formed during distillation Use high pressure distillation Use molecular distillation Use steam distillation An azeotrope may be formed during distillation ANSWER DOWNLOAD EXAMIANS APP
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