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Mass Transfer

Mass Transfer
For continuous drying of grannular or crystalline material, the dryer used is the __________ dryer.

None of these
Rotary
Tunnel
Tray

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Mass Transfer
'ADDUCTS' and 'CLATHRATES' are used in case of

Crystallisation
Absorption
Extractive distillation
None of these

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Mass Transfer
Condensation of a vapour-gas mixture just begins, when (where, p = partial pressure of the vapour P = vapour pressure of the liquid )

P >>P
P = P
P < P
P

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Mass Transfer
Which of the following employs an accessory known as 'drift eliminator' ?

Mechanical draft cooling tower
Rotating disc contactor
Rotary dryer
Multiple effect evaporator

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Mass Transfer
Mass transfer co-efficient is defined as

Flux = Co-efficient/concentration difference
Co-efficient = Flux/concentration difference
Flux=concentration difference/co-effi-cient
None of the listed here

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Mass Transfer
In stripping section of continuous distillation column, the

Vapour is stripped of low boiler
Liquid is stripped of high boiler
None of these
Liquid is enriched with high boiler

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