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Mass Transfer

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

Cylinder
Rotary
Drun
Freeze

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Mass Transfer
Capacity of a rotary dryer depends on its

None of the listed here
Inclination with ground surface
Both Inclination with ground surface & R.p.m
R.p.m

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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)

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

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Mass Transfer
_______ number indicates the ratio of the rates of the heat and mass transfer incase of a cooling tower.

Lewis
Peclet
Stanton
Sherwood

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Mass Transfer
The rough value of diffusion co-efficient of water vapor into air at 25°C may be about __________ cm²/sec.

2.5
0.25
1.25
0.0025

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Mass Transfer
Which of the following is the most commonly used leaching solvent in vegetable oil industry?

Phenol
Furfurol
Hexane
Liquid SO₂

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