Mass Transfer
The amount of steam required per unit quantity of distillate in case of steam distillation will be reduced by

Both A & B
Neither A nor B
Raising the temperature
Lowering the total pressure

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Mass Transfer
Which of the following psychrometric processes is followed by water vapour laden unsaturated air, when it is passed through solid or liquid adsorbent?

Dehumidification with dry bulb temperature remaining constant
Cooling and dehumidification
None of these
Heating and dehumidification at almost constant wet bulb temperature

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Mass Transfer
In case of an absorber, the operating

Velocity is more than the loading velocity
Line always lies below the equilibrium curve
Line always lies above the equilibrium curve
Line can be either above or below the equilibrium curve

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