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Mechanical Operations

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

Muller
Banbery
Tumbler
Rubbon blender

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Mechanical Operations
Energy consumed for crushing one ton of material ranges from __________ kWh.

2 to 3.5
4 to 5
0.01 to 0.1
0.5 to 1.5

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Mechanical Operations
For a sphere falling in the constant drag co-efficient regime, its terminal velocity depends on its diameter (d) as

√d
D
1/d
D²

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Mechanical Operations
Gravity settling process is not involved in the working of a

Sedimentation tank
Hydrocyclone
Dorr-thickener
Classifier

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Mechanical Operations
The most suitable equipment used to devulcanise rubber scrap and to make water dispersion & rubber solution is a

Propeller agitator
Boundary mixer
Sharpies centrifuge
None of these

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Mechanical Operations
Raw materials are charged in the iron blast furnace using

Screw conveyor
Skip hoist
Bucket elevator
None of these

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