Related Questions

With increase in the liquid flow rate at a fixed gas velocity in a randomly packed counter current gas-liquid absorption column, the gas pressure drop
A Decreases
B Remains unchanged
C Increases
D Decreases exponentially
While dissolving a gas into a liquid at a constant temperature, the ratio of the concentration of the gas in the solution phase and in the gaseous phase is
A Infinity
B Unity
C Constant
D Negative
Dispersion of a gas through liquid is done by using a
A Sparger
B Kneader
C Masticator
D None of these
A gas mixture of three components is brought in contact with a dispersion of an organic phase in water. The degree of freedom of the system are
A 4
B 3
C 5
D 6
Diameter of bubble caps used in high pressure columns is __________ as compared to that used in identical vacuum columns.
A Less
B More
C Same
D Either A or B; no generalisation can be made
Which of the following equipments is used for liquid dispersion?
A Packed column
B Venturi scrubber
C Bubble cap plate column
D Wetted wall column
Which of the following equipments is not used for liquid dispersion?
A Wetted wall towers
B Packed towers
C Venturi scrubbers
D Agitated vessels
__________ column is preferred to be used, when a high liquid hold up is required in a reactor for gas-liquid reaction.
A Packed
B Bubble
C Spray
D Tray
Continuous shell temperature measurement in a liquid-liquid heat exchanger is done by a
A Thermocouple
B Reistance thermometer
C Mercury in glass thermometer
D Vapor pressure thermometer
Which of the following equipments is not used for gas dispersion?
A Agitated vessels
B Bubble cap tray towers
C Perforated sieve tray towers
D Spray towers

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