Mass Transfer The main reason for dividing a tall packed tower into series of small towers is to Avoid flooding Reduce liquid hold up Minimise the overall pressure drop Avoid channeling Avoid flooding Reduce liquid hold up Minimise the overall pressure drop Avoid channeling ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Back-trapping in a distillation column Decreases tray efficiency 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 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a binary mixture with low relative volatility, 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 Use high pressure distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In most of the vacuum crystalliser, vacuum is generally produced by means of a Suction pump Steam jet ejector with a barometric condenser None of these Compressed air jet Suction pump Steam jet ejector with a barometric condenser None of these Compressed air jet ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Drift in a cooling tower is All of these Dependent on the water lost by evaporation The water entrained by the circulating air Desirable All of these Dependent on the water lost by evaporation The water entrained by the circulating air Desirable ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The critical moisture content in case of drying indicates the __________ rate period. None of these End of falling Beginning of constant Beginning of falling None of these End of falling Beginning of constant Beginning of falling ANSWER DOWNLOAD EXAMIANS APP
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