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Mass Transfer

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

1/μ
√μ
μ²
μ

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Mass Transfer
Extraction of pencillin employs a __________ extraction coloumn.

Packed
Plate
Centrifugal
None of these

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Mass Transfer
Milk is dried usually in a __________ dryer.

Freeze
Spray
Tray
Rotary

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Mass Transfer
Absorption accompanied with chemical reaction is exemplified by the absorption of

SO₂ in alkaline solution
Ammonia in water
Benzol present in coke oven gas by wash oil
All of these

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Mass Transfer
Large scale drying of sugar is done in a __________ dryer.

Truck
Spouted bed
Rotary
Tray

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Mass Transfer
Radioactive nuclear waste is treated in

Pulsed column extractor
Bollman extractor
Rotating-disc contactor
Mixer-settler extractor

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