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Mechanical Operations

Mechanical Operations
__________ are used for the separation of coarse particles from a slurry of fine particles.

Decanters
Classifiers
Thickeners
Hydrocyclones

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Mechanical Operations
Separation of materials of the same density based on their sizes by using then-different rates of flow is called

Elutriation
Sizing
Sorting
Flocculation

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Mechanical Operations
Which of the following may prove unsuitable for filtering volatile liquids?

Vacuum filter
Pressure filter
Centrifugal filter
Gravity filter

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Mechanical Operations
200 mesh seive size corresponds to __________ microns.

24
74
154
200

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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
Rittinger number which designates the new surface prduced per unit of mechanical energy absorbed by the material being crushed, depends on the

All of these
Ultimate strength of the material
State or manner of application of the crushing force
Elastic constant of the material

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