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Mechanical Operations

Mechanical Operations
Which of the following is a coarse crusher?

Smooth roll crusher
Tube mill
Toothed roll crusher
Gyratory crusher

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Mechanical Operations
Which of the following parts of a jaw crusher is subjected to maximum wear and tear during its operation?

Crush shaft
Toggles
Jaw plates
Check plates

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Mechanical Operations
Dispersion of a gas through liquid is done by using a

None of these
Sparger
Masticator
Kneader

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Mechanical Operations
For separation of sugar solution from settled out mud, we use a __________ filter.

Centrifugal
Sparkler
Plate and frame
Rotary drum vaccum

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Mechanical Operations
Range of compressibility co-efficient of the commercial compressible cake obtained in filtration operation is

0.2 to 0.4
0.2 to 0.8
0.1 to 0.3
0.01 to 0.1

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Mechanical Operations
In a size reduction crushing operation, feed size is 300 to 1500 mm while the product size is 100 to 300 mm. This is a case of the __________ crushing.

Fine
Secondary
Primary
Ultrafine

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