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Mechanical Operations

Mechanical Operations
Which of the following is a continuous filter?

Shell and leaf filter
Cartridge filter
Plate and frame filter
None of these

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Mechanical Operations
A widely used size reduction equipment for __________ is Bradford breaker.

Iron core
Coal
Talc
Wheat

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Mechanical Operations
Froth floatation is the most suitable for treating

Quartzite
Sulphide ores
None of these
Iron ores

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Mechanical Operations
Sizing of very fine particles of the order of 5 to 10 microns is done by elutriation, which is a __________ operation.

Clarification
Sedimentation
Flocculation
Classification

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Mechanical Operations
Close circuit grinding by a ball mill with air sweeping employs a

Classifier
Both A & B
Neither A nor B
Cyclone separator between mill & classifier

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Mechanical Operations
The process opposite to 'dispersion' is termed as the

Filtration
Sedimentation
Flocculation
None of these

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