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Mechanical Operations

Mechanical Operations
The distribution given by microscopic analysis of powder is

Area
Number
Length
Volume

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Mechanical Operations
Carbon black is pulverised in a

Ball mill
Roll crusher
Hammer crusher
Gyratory crusher

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Mechanical Operations
The grinding in a hammer crusher takes place due to the

Both A & B
Impact
Attrition
Neither A nor B

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Mechanical Operations
For a cyclone of diameter 0.2 m with a tangential velocity of 15 m/s at the wall, the separation factor is

460
230
1125
2250

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Mechanical Operations
Which is a secondary crusher for a hard & tough stone?

Cone crusher
Impact crusher
Toothed roll crusher
Jaw crusher

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Mechanical Operations
A __________ employs a set of screen across a flow channel for the separation of dirt/rust from a flowing liquid stream.

Thickener
Classifier
Clarifier
Strainer

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