Related Questions

If G = insoluble gas in gas stream and L = non-volatile solvent in liquid stream, then the slope of the operating line for the absorber is
A $$\frac{{\text{L}}}{{\text{G}}}$$
B $$\frac{{\text{G}}}{{\text{L}}}$$
C Always
D None of these
For a single component absorber, the operating line is straight only when plotted in term of __________ units.
A Partial pressure
B Mole ratio
C Mole fraction
D None of these
The slope of the operating line for a single component co-current absorber when plotted in terms of mole ratio units is
A 0
B ∞
C -ve
D +ve
The operating line for an absorber is curved, when plotted in terms of
A Mole fractions
B Mole ratios
C Partial pressure
D Mass fractions
When both the fluids flow concurrently in an absorber, the slope of the operating line is
A - ve
B + ve
C 1
D -1
For an absorber, both equilibrium and operating line will be straight for
A Concentrated solution and non-isothermal operation
B Dilute solution and non-isothermal operation
C Dilute solution and isothermal operation
D Concentrated solution and isothermal operation
In case of an absorber, the operating
A Line always lies above the equilibrium curve
B Line always lies below the equilibrium curve
C Line can be either above or below the equilibrium curve
D Velocity is more than the loading velocity
For the same system, if the same liquid used in an absorber is decreased, the tower height will
A Increase
B Decrease
C Remain unaffected
D Decrease or increase ; depends on the type of liquid
On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in
A Greater degree of separation with a fixed number of trays
B Increased reboiler load
C Increased reflux ratio
D None of these
The minimum armature current of the synchronous motor corresponds to operation at
A zero power factor leading
B unity power factor
C 0.707 power factor lagging
D 0.707 power factor leading

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