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Mechanical Operations

Mechanical Operations
Limestone is normally crushed in a

Roll crusher
Hammer crusher
Ball mill
Tube mill

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Mechanical Operations
The grinding in a hammer crusher takes place due to the

Neither A nor B
Attrition
Impact
Both A & B

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Mechanical Operations
Size reduction of asbestos and mica is done by

Crushing rolls
Gyratory crushers
Rod mills
Hammer mills

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Mechanical Operations
Electrical energy consumed by a jaw crusher is not a function of the

Average product size
Average feed size
None of these
Machine capacity

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Mechanical Operations
Sorting classifiers employing differential settling methods for separation of particles make use of the differences in their

Particle sizes
Densities
Terminal velocities
None of these

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Mechanical Operations
Tabular bowl centrifuges as compared to disk bowl centrifuges

Can't be used for separation of fine suspended solids from a liquid
Can not be operated under pressure/vacuum
Employ bowl of larger diameter
Operate at higher speed

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