Mass Transfer At minimum reflux ratio for a given separation Number of plates is infinity Minimum number of the theoretical plates is required Number of plates is zero Separation is most efficient Number of plates is infinity Minimum number of the theoretical plates is required Number of plates is zero Separation is most efficient ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Operating velocity in a packed tower is usually __________ the flooding velocity. Half Equal to More than Twice Half Equal to More than Twice ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The main reason for dividing a tall packed tower into series of small towers is to Minimise the overall pressure drop Reduce liquid hold up Avoid flooding Avoid channeling Minimise the overall pressure drop Reduce liquid hold up Avoid flooding Avoid channeling ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Schimdt number and Lewis number for pure air at atmospheric conditions are respectively 0 and ≈ 1 1 and 0 < 1 and ≈ 1 >1 and ≈ 1 0 and ≈ 1 1 and 0 < 1 and ≈ 1 >1 and ≈ 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In steam distillation, the Temperature is more than 100° C Temperature is 100°C Product must be immiscible with water Temperature is higher than the boiling point of either component Temperature is more than 100° C Temperature is 100°C Product must be immiscible with water Temperature is higher than the boiling point of either component ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is an undesirable characteristic for the solvent used in gas absorption? High gas solubility Low viscosity None of these Low vapor pressure High gas solubility Low viscosity None of these Low vapor pressure ANSWER DOWNLOAD EXAMIANS APP
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