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Mechanical Operations

Mechanical Operations
Separation of solid particles based on their densities is called

Clarification
Dispersion
Sizing
Sorting

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Mechanical Operations
Ultrafine grinders operate principally by

Cutting action
Slow compression
Attrition
Impact

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Mechanical Operations
Wheat is ground into flour in a

Roller crusher
Impact mill
Hammer crusher
Fluid energy mill

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Mechanical Operations
Diatomaceous earth is a/an

Filter aid
Filter medium
Explosive
Catalyst

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Mechanical Operations
Length/diameter ratio of a ball mill is

< 1
1.5
1
> 1

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Mechanical Operations
Which of the following is a coarse crusher?

Tube mill
Toothed roll crusher
Gyratory crusher
Smooth roll crusher

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