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MECHANICAL OPERATIONS

Mechanical Operations
For crushing of solids, the Rittinger's law states that the work required for crushing is proportional to

The size reduction ratio
None of these
The new surface created
The change in volume due to crushing

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Mechanical Operations
Xanthates are used in the froth floatation process as a/an

Activator
Collector
Conditioner
Frother

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Mechanical Operations
Dispersion of a gas through liquid is done by using a

Masticator
Sparger
None of these
Kneader

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Mechanical Operations
Vacuum is applied in __________ zone, in case of a general type continuous rotary drum vacuum filter.

Filtering
Washing
All of these
Drying

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Mechanical Operations
The process by which fine solids is removed from liquids is termed as

Sedimentation
Flocculation
Classification
Decantation

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