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Mechanical Operations

Mechanical Operations
The distribution given by microscopic analysis of powder is

Number
Volume
Area
Length

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Mechanical Operations
Electrical energy consumed by a jaw crusher is not a function of the

Average feed size
Average product size
Machine capacity
None of these

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Mechanical Operations
If dp is the equivalent diameter of a non-spherical particle, Vp its volume and sp its surface area, then its sphericity is Φs is defined by

Φs = 6 Vp/dp sp
Φs = dp Sp/Vp
Φs = 6 dp Sp/Vp
Φs = Vp/dp sp

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Mechanical Operations
__________ conveyor is the most suitable for long distance transportation of cold, non-abrasive granular/irregular shape/fine materials.

Apron
Bucket
Belt
Screw

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Mechanical Operations
Size reduction of asbestos and mica is done by

Crushing rolls
Rod mills
Hammer mills
Gyratory crushers

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Mechanical Operations
Size reduction of __________ is accomplished in steam heated rollers and roll crushers.

Gums
Resins
Hard rubber
Waxes

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MORE MCQ ON Mechanical Operations

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