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Mechanical Operations

Mechanical Operations
Which of the following clay mixing devices is vacuum operated for deairation of clay?

Muller-mixer
Pug mill
None of these
Banbery mixer

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Mechanical Operations
Short distance transportation of grain, gravel, sand, ash, asphalt etc. is done by using a __________ conveyor.

Flight
Ribbon
Slat or drag
Screw

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Mechanical Operations
Horsepower required for a roll crusher is directly proportional to its

Both A & B
Reduction ratio
Neither A nor B
Capacity

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

Sharpies centrifuge
Boundary mixer
Propeller agitator
None of these

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Mechanical Operations
Removal of activated carbon from glycerine is done by

Rotary vacuum filter
Batch basket centrifuge
Plate and frame filter
None of these

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Mechanical Operations
Coal is finally pulverised to 200 mesh size for burning in boilers by a

Ball mill
Roll crusher
Gyratory crusher
Hammer crusher

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