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MECHANICAL OPERATIONS

Mechanical Operations
The most suitable equipment for the transportation of 200 mesh size particles is a

Screw conveyor
Belt conveyor
Pneumatic conveyor
Bucket elevator

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Mechanical Operations
Size reduction of asbestos and mica is done by

Hammer mills
Gyratory crushers
Crushing rolls
Rod mills

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Mechanical Operations
Use of grinding aids results in the

Both A & B
Neither A nor B
Enhanced production rate
Finer products

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Mechanical Operations
Trommels separate a mixture of particles depending on their

Size
Density
Wettability
Electrical & magnetic properties

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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
Flocculation
Sorting

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