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Mechanical Operations

Mechanical Operations
Which one is a filter aid?

Convas fabric
Calcined lime
Diatomaceous earth
None of these

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Mechanical Operations
__________ mill is not used for grinding wheat into flour and for milling of cereals & other vegetable products.

Attrition
Roller
Pebble
Buhrstone

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Mechanical Operations
Percentage of drum submerged in the slurry in case of rotary drum filter is

3
85
30
25

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

Slat or drag
Screw
Flight
Ribbon

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Mechanical Operations
Chance process is used for the

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

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Mechanical Operations
To produce talcum powder, use

Hammer mill
Jet mill
Pin mill
Ball mill

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