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Mechanical Operations

Mechanical Operations
In paint industries, blending of light paste is done by using a

None of these
Kneader
Charge can mixer
Masticator

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Mechanical Operations
Range of compressibility co-efficient of the commercial compressible cake obtained in filtration operation is

0.1 to 0.3
0.2 to 0.8
0.01 to 0.1
0.2 to 0.4

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Mechanical Operations
Use of 'grinding aids' is done in __________ grinding.

Dry
Wet
Intermediate
Ultrafine

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Mechanical Operations
Which of the following crushers can be considered as a combination of a jaw crusher and a roller crusher?

Gyratory crusher
Fluid energy mill
Ball mill
Rod mill

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Mechanical Operations
Which of the following comes in the category of primary crusher for hard and tough stone?

Gyratory crusher
Cone crusher
Jaw crusher
None of these

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Mechanical Operations
In closed circuit grinding as compared to open circuit grinding, the

Specific surface of product is more
Production rate at a given limiting size is lower
Operation is economical
Product has lesser size uniformity

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