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Mechanical Operations

Mechanical Operations
Ore concentration by jigging is based on the difference in the __________ of the particles.

Wettability
None of these
Shape
Specific gravities

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Mechanical Operations
Mixing of light fine powder such as insecticides is done by

Pug mill
Kneader
Banbery mixer
Impact wheels

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Mechanical Operations
For coarse reduction of hard solids, use

Compression
Attrition
Impact
Cutting

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Mechanical Operations
Mixer used for rubber compounding is

Mixer-extruder
Pug mill
Banbury internal mixer
Muller mixer

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Mechanical Operations
Which of the following terminology is not used for size reduction of materials to fine sizes or powders?

Dispersion
Pulverisation
Comminution
Compression

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Mechanical Operations
Diatomaceous earth is a/an

Filter medium
Filter aid
Explosive
Catalyst

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