Mass Transfer Wet bulb and dry bulb temperatures becomes identical at __________ percent saturation curve. 50 78 100 None of these 50 78 100 None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In which of the following unit operations, the selectivity is an important parameter? Absorption None of these Solvent extraction Distillation Absorption None of these Solvent extraction Distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fenske-Underwood equation used for calculating the minimum number of theoretical plates in distillation column is valid for Constant relative volatility All of these Constant molal overflow Total reflux Constant relative volatility All of these Constant molal overflow Total reflux ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Blowdown in a cooling tower Is undesirable Increases the scale forming tendencies of water All of these Means discarding a small fraction of circulating water to prevent and limit the concentration of salt and impurities Is undesirable Increases the scale forming tendencies of water All of these Means discarding a small fraction of circulating water to prevent and limit the concentration of salt and impurities ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the solvent dissolves very little of solute, then Very small quantity of solvent is required Large quantity of solvent is required to extract the solute Solvent of low latent heat of vaporisation should be used Solvent of low freezing point should be used Very small quantity of solvent is required Large quantity of solvent is required to extract the solute Solvent of low latent heat of vaporisation should be used Solvent of low freezing point should be used ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Minimum reflux ratio in a distillation column results in Optimum number of trays Minimum number of trays Minimum reboiler size Maximum condenser size Optimum number of trays Minimum number of trays Minimum reboiler size Maximum condenser size ANSWER DOWNLOAD EXAMIANS APP
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