Related Questions

For contacting a highly soluble gas with a liquid
A Bubble the gas through liquid
B Spray the liquid on gas stream
C Either A or B would suffice
D None of these
When adsorption hysteresis is observed, the desorption equilibrium pressure is __________ that obtained by adsorption.
A Always lower than
B Always higher than
C Same as
D Dependent on the system; can be either lower or higher than
The process employing desorption of the absorbed solute by a solvent is called
A Elution
B Osmosis
C Reverse osmosis
D Sublimation
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
__________ tower is the most suitable gas-liquid contacting device involving highly corrosive fluids.
A Sieve plate
B Packed
C Bubble cap plate
D None of these
For absorbing a sparingly soluble gas in a liquid
A Gas side mass transfer co-efficient should be increased
B Liquid side mass transfer co-efficient should be increased
C Liquid side mass transfer co-efficient should be decreased
D Mass transfer co-efficient must be kept constant
The property of a liquid which offers resistance to the movement of one layer of liquid over another adjacent layer of liquid, is called
A Surface tension
B Compressibility
C Capillarity
D Viscosity
The density of a gas 'X' is twice that of another gas 'Y'. If the molecular weight of gas 'Y' is 'M'; then the molecular weight of the gas 'X' will be
A 2M
B $$\frac{{\text{M}}}{2}$$
C M
D $$\frac{{\text{M}}}{4}$$
দুটি এক-পরমাণুক আদর্শ গ্যাস পরস্পরের সাথে তাপীয় সাম্যাবস্থায় আছে। A গ্যাস m ভরের অণু দ্বারা গঠিত, এবং B গ্যাস 4m ভরের অণু দ্বারা গঠিত। A গ্যাসের আয়তন ৪ গ্যাসের আয়তনের দ্বিগুণ। এদের চাপের অনুপাত PA / PB কত? (Two monoatomic ideal gases are in thermal equilibrium with each other. Gas A is composed of molecules with mass m while gas B is composed of molecules with mass 4m. The volume of gas A is twice that of gas B. What it the ratio of their pressures PA / PB ?)
A 1/4
B 1/2
C 1
D 2

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