Mass Transfer
Channelling is most severe

In towers packed randomly with crushed solids
In towers packed with stacked packing
In dumped packing of regular units
At very high liquid flow rate

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
In steam distillation, the

Temperature is higher than the boiling point of either component
Temperature is 100°C
Product must be immiscible with water
Temperature is more than 100° C

ANSWER DOWNLOAD EXAMIANS APP