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Mechanical Operations

Mechanical Operations
__________ mixer is used for devulcanisation of rubber scrap & making water dispersion & rubber solution.

Tumbler
Rubbon blender
Banbery
Muller

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Mechanical Operations
A compressible cake has the

Maximum porosity at the upstream side
Maximum porosity at the filter medium
Same porosity throughout the cake thickness
None of these

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Mechanical Operations
Handling of ashes and similar materials can be done best by a __________ conveyor.

Flight
Drag or slat
Belt
Ribbon

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Mechanical Operations
Screen capacity is expressed in terms of

Tons/hr-ft²
Tons/hr
Tons/ft²
Both A & B

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Mechanical Operations
Which of the following gives the crushing energy required to create new surface ?

None of these
Fick's law
Taggarts rule
Rittinger's law

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Mechanical Operations
In a size reduction crushing operation, the feed size is 10 to 50 mm, while the product size is 2 to 10 mm. This is a case of __________ crushing.

Ultrafine
Fine
Primary
Secondary

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