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Mass Transfer

Mass Transfer
H₂S present in naphtha reformed gas is removed by absorbing with

Vacuum gas oil
HCl
Ethanolamine
K₂CO₃

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Mass Transfer
Which of the following is not a batch drier?

Truck drier
Vacuum shelf drier
Agitated pan drier
Fluidised bed drier

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Mass Transfer
The Kundsen diffusivity is proportional to (where, T = absolute temperature)

T
T⁴
√T
T²

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

100
None of these
78
50

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Mass Transfer
Which of the following is considered equivalent to one theoretical stage in Mc-Cabe Thiele's method?

Both B and C
Total condenser
Reboiler
Partial condenser

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Mass Transfer
The cooling effect in a cooling tower can be speeded up by

Reducing the humidity of the air
Increasing the air velocity and area of exposed wet surface
Reducing the barometric pressure
All of the listed here

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