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Mechanical Operations

Mechanical Operations
Traces of solids are removed from, liquid in a

Sparkler filter
Classifier
Clarifier
Rotary vacuum filter

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Mechanical Operations
A sand mixture was screened through a standard 10-mesh screen. The mass fraction of the oversize material in feed, overflow and underflow were found to be 0.38, 0.79 and 0.22 respectively. The screen effectiveness based on the oversize is

0.58
0.5
0.62
0.68

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Mechanical Operations
Which of the following is not used as a surface active agent in a flocculation operation?

Sodium silicate
Alumina
Lime
Quartz

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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?

Ball mill
Rod mill
Fluid energy mill
Gyratory crusher

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Mechanical Operations
Moore filter is a __________ filter.

Rotary
Sand
Press
Leaf

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Mechanical Operations
For transporting pasty material, one will use a/an

Apron conveyor
Belt conveyor
Screw colaveyor
Bucket elevator

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MORE MCQ ON Mechanical Operations

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