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Mechanical Operations

Mechanical Operations
In paint industries, blending of light paste is done by using a

Kneader
Masticator
None of these
Charge can mixer

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Mechanical Operations
Filtration capacity of a rotary drum vacuum filter depends upon the

Both A & B
Neither A nor B
Characteristics of the feed slurry
Cake thickness

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Mechanical Operations
The critical speed of a trommel (N) is related to its dia (D) as

N ∝ 1/√D
N ∝ √D
N ∝ D
N ∝ 1/D

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

Fluorspar
Calcite
Cassiterrite
Quartz

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Mechanical Operations
Chance process is used for the

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

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

Banbery mixer
Kneader
Impact wheels
Pug mill

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