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Mechanical Operations

Mechanical Operations
Which of the following is not a cutting machine?

Tube mills
Knife cutters
Slitters
Dicers

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Mechanical Operations
As per Taggart's formula, the capacity (kg/hr) of Jaw & Gyratory crushers (for gapes of 10 to 60 cms) is equal to (where, L = Length of feed opening, cms S = Maximum width of discharge opening, cms )

√LS
250 LS
LS
93 LS

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Mechanical Operations
Fibrous material is broken by a

Ball mill
Tube mill
Rollcrusher
Squirrel-cage disintegrator

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Mechanical Operations
Introduction of slurry in a plate and frame filter press is done through a plate in each frame. The plate of this filter has a __________ surface.

Plane
Ribbed
Either A or B
Curved

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Mechanical Operations
Separation of materials of the same density based on their sizes by using then-different rates of flow is called

Flocculation
Sizing
Sorting
Elutriation

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Mechanical Operations
__________ mills are termed as impactors.

Rolling-compression
Hammer
Cage
None of these

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