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Mass Transfer

Mass Transfer
Free flowing granular materials can be best dried in a __________ drier.

Cylinder
Freeze
Rotary
Drun

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Mass Transfer
According to Poiseuille's law, the permeability for gas flow through a capillary is proportional to (where, μ = gas viscosity)

μ²
1/μ
μ
√μ

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Mass Transfer
The absorption factor is defined as (where, L = liquid flow rate, G = gas flow rate and, m = slope of the equilibrium line)

L/mG
LG/m
ML/G
G/mL

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Mass Transfer
If f = moles of vapour present per mole of feed, then the slope of feed line is

- f/(1 - f)
- (f - 1)/f
- 1/f
(1 - f)/f

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Mass Transfer
For experimental determination of mass transfer co-efficient by wetted wall tower, the mass transfer area is

Known
Calculated
Not required
Unknown

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

Binary mixture
Insoluble binary system
Ternary mixture
Pure component

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