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Mechanical Operations

Mechanical Operations
Wheat is ground into flour in a

Impact mill
Hammer crusher
Roller crusher
Fluid energy mill

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Mechanical Operations
Cement clinker is reduced to fine size by a

Hammer mill
Roll crusher
Tube mill
Ball mill

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Mechanical Operations
Maximum size reduction in a fluid energy mill is achieved by

Interparticle attrition
Compression
Cutting
Impact

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Mechanical Operations
Chance process is used for the

Water treatment
Concentration of pyrites
Concentration of iron ore
Cleaning of coal

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Mechanical Operations
Moore filter is a __________ filter.

Press
Leaf
Sand
Rotary

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Mechanical Operations
For spheres, the surface shape factor is given by (where, A = area, V = volume, and D = diameter)

π(=A/D²)
None of these
π/6(=V/D³)
AD/V

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