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Mechanical Operations

Mechanical Operations
Mixing of plastic solids is generally facilitated by

Dispersion
Kneading
None of these
Mastication

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Mechanical Operations
In continuous filtration (at a constant pressure drop), filtrate flow rate varies inversely as the

Square of the viscosity
Washing time only
Filtration time only
Square root of the velocity

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Mechanical Operations
Which of the following mineral dressing operations is termed as 'comminution'?

Spiralling
None of these
Tabling
Panning

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Mechanical Operations
Size reduction of fibrous materials like wood, asbestos, mica etc. is done by a disintegrator exemplified by the

Stamp mill
Cage mill
Bradford's breaker
Blake jaw crusher

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Mechanical Operations
Compressibility co-efficient for an absolutely compressible cake is

0 to 1
1
∞

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Mechanical Operations
The most suitable filter for the removal of very small amount of precipitate from very large volumes of water is the __________ filter.

Rotary
Sand
Plate & frame
Vacuum

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