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Mechanical Operations

Mechanical Operations
Ultra centrifuges are used for the separation of __________ solid particles.

Dissolved
Colloidal
Fine
Coarse

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Mechanical Operations
Fibrous material is broken by a

Rollcrusher
Squirrel-cage disintegrator
Ball mill
Tube mill

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Mechanical Operations
Energy consumption in a crusher decreases with increase in the

Capacity of the crushing machine
Size of the product (at constant feed size)
Size of feed (at constant reduction ratio)
All of these

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Mechanical Operations
Gummy & sticky materials like molasses, sugar etc. are best transported/handled by using a __________ conveyor.

Drag
Screw
Ribbon
Slat

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

Muller mixer
Mixer-extruder
Pug mill
Banbury mixer

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Mechanical Operations
The inlet pressure in a constant rate filtration

Decreases gradually
Remains constant
None of these
Increases continuously

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