Not possible in the second case unless vacuum is applied
Not possible in the second case unless high pressure is applied
More readily done in the second case compared to first one
None of these
✅ The correct answer is option C.
Chemical Engineering MCQs
Capacity of a rotary dryer depends on its
R.p.m
Inclination with ground surface
Both A & B
Neither A nor B
✅ The correct answer is option C.
In case of an absorber, the operating
Line always lies above the equilibrium curve
Line always lies below the equilibrium curve
Line can be either above or below the equilibrium curve
Velocity is more than the loading velocity
✅ The correct answer is option A.
The equilibrium liquid composition compared to the vapor composition in case of azeotropic mixture is
More
Less
Same
Either more or less; depends on the system
✅ The correct answer is option C.
Flooding in a distillation column is detected by a sharp
Increase in Murphree plate efficiency
Decrease in pressure drop
Decrease in liquid hold up in the coloumn
Increase in pressure drop
✅ The correct answer is option D.
Most important factor to be considered in the selection of packings for absorbers is the __________ of packing.
Size
Durability
Porosity
Cost
✅ The correct answer is option C.
The suitable evaporator for concentration of foaming liquids is a __________ evaporator.
Long tube
Short tube
Vacuum
Falling film
✅ The correct answer is option A.
In distillation, overhead product contains
Only one component
Two components
Any number of components
Only saturated liquid
✅ The correct answer is option C.
Dryer widely used in a textile industry is __________ dryer.
Festoon
Cylinder
Conveyor
Tunnel
✅ The correct answer is option C.
Drift in a cooling tower is
The water entrained by the circulating air
Dependent on the water lost by evaporation
Desirable
All of the above
✅ The correct answer is option A.