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Mechanical Operations

Mechanical Operations
Fluid energy mill comes in the category of

Cutter
Grinder
Crusher
Ultrafine grinder

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Mechanical Operations
Which of the following is not categorised as a "mechanical operation"?

Agitation
Filtration
Humidification
Size enlargement

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Mechanical Operations
Filtration should be stopped in a filter press, if the

Liquor stops flowing out to the discharge
Filtration pressure rises suddenly
Cake becomes very dense
Both A & B

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Mechanical Operations
Dust laden air can be purified using a

Cyclone separator
Bag filter
Tubular centrifuge
Gravity settler

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Mechanical Operations
Wet grinding in a revolving mill __________ as compared to dry grinding.

Requires more energy
Gives less wear on chamber walls
Increases capacity
Complicates handling of the product

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Mechanical Operations
Horsepower required for a roll crusher is directly proportional to its

Both A & B
Capacity
Neither A nor B
Reduction ratio

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