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Mechanical Operations

Mechanical Operations
Mixing of plastic solids is generally facilitated by

Kneading
None of these
Mastication
Dispersion

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Mechanical Operations
Sauter mean diameter is the same as the __________ mean diameter.

Geometric
Arithmetic
Volume-surface
Mass

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Mechanical Operations
Equivalent diameter of a particle is the diameter of the sphere having the same

Ratio of surface to volume as the actual volume
None of these
Ratio of volume to surface as the particle
Volume as the particle

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Mechanical Operations
The capacity of a gyratory crusher is __________ that of a jaw crusher with the same gape, handling the same feed & for the same product size range.

10 times
5 times
Same as
2.5 times

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Mechanical Operations
Which of the following is not a wet classifier?

Dorr Oliver rake classifier
Hydrocyclones
None of these
Sharpies supercentrifuge

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Mechanical Operations
The crushed material received for separation is called feed or

Middling
Tailing
Concentrate
Heading

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