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Mechanical Operations

Mechanical Operations
Molten ammonium nitrate is mixed with ground limestone in fertilizer plant in a

Banbury mixer
Muller mixer
Pug mill
Mixer-extruder

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Mechanical Operations
Separation of solid suspended in liquid into a supernatant clear liquid and a denser slurry employs a process termed as the

Coagulation
Clarification
Sedimentation
Flocculation

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Mechanical Operations
Which of the following is not a non-metalliferous mineral?

Fluorspar
Quartz
Cassiterrite
Calcite

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Mechanical Operations
If a force greater than that of gravity is used to separate solids & fluids of different densities, the process is termed as the

Flocculation
Dispersion
Sedimentation
Centrifugation

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Mechanical Operations
Carbon black is pulverised in a

Hammer crusher
Roll crusher
Ball mill
Gyratory crusher

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Mechanical Operations
The ratio of the area of openings in one screen (Taylor series) to that of the openings in the next smaller screen is

1
None of these
?2
1.5

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