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Mass Transfer

Mass Transfer
Wet bulb and dry bulb temperatures becomes identical at __________ percent saturation curve.

None of these
50
100
78

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Mass Transfer
The apex of an equilateral-triangular coordinate (in ternary liquid system) represents a/an

Ternary mixture
Binary mixture
Pure component
Insoluble binary system

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Mass Transfer
H₂S is being absorbed in a gas absorber unit. The height of the transfer unit based on the overall mass transfer coefficient on the gas side is 0.4 m. The equilibrium data is given by, y = 1.5 x. The bulk concentration of H₂S has to be reduced from 0.05 to 0.001 mole fraction in the gas side. The height of the tower (in metres) corresponding to an operating line given by, y = 5x + 0.001 is

0.56
2
1
1.56

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Mass Transfer
Dimension of mass diffusivity is the same as that of

Surface tension
Kinematic viscosity
Dynamic viscosity
Pressure

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Mass Transfer
The reciprocal of stripping factor is termed as

Selectivity index
Relative volatility
Absorption factor
Murphree efficiency

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Mass Transfer
In case of liquid-liquid binary diffusion, diffusivity of one constituent into another is not dependent on the

Concentration
Temperature and pressure
None of these
Nature of the constituents

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