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Mechanical Operations

Mechanical Operations
Chance process is used for the

Concentration of pyrites
Concentration of iron ore
Cleaning of coal
Water treatment

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Mechanical Operations
Dust laden air can be purified using a

Tubular centrifuge
Bag filter
Gravity settler
Cyclone separator

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Mechanical Operations
The controlling resistance in a rotary drum vacuum filter is the __________ resistance.

Piping
None of these
Cake
Filter medium

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

Tumbler
Banbery
Rubbon blender
Muller

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Mechanical Operations
A compressible cake has the

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

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

Dissolved
Coarse
Fine
Colloidal

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MORE MCQ ON Mechanical Operations

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