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Mechanical Operations

Mechanical Operations
__________ mills fall in the category of tumbling mills,

Compartment
All of these
Ball and pebble
Rod and tube

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Mechanical Operations
For coarse reduction of hard solids, use

Cutting
Impact
Compression
Attrition

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Mechanical Operations
A fluid energy mill is used for

Cutting
Crushing
Grinding
Ultra grinding

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Mechanical Operations
Which of the following is not a part of the Blake jaw crusher?

Hanger
Pitman
Toggles
Check plates

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Mechanical Operations
Pebble mills are tumbling mills widely used for grinding in the manufacture of paints & pigments and cosmetic industries, where iron contamination in the product is highly objectionable. Pebbles used in pebble mill are made of

Flint or porcelain
Concrete
Bronze
Stainless steel

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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
0.01 to 0.1
0.1 to 0.3
0.2 to 0.8

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