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Mechanical Operations

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

Bucket
Screw
Apron
Belt

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Mechanical Operations
With increase in drum speed, in a rotary drum filter, the filtration rate

Increases linearly
Is not affected
Increases
Decreases

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Mechanical Operations
Length/diameter ratio of a ball mill is

1.5
< 1
1
> 1

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Mechanical Operations
To remove dirt from the flowing fluid, we use a

Coagulant
Gravity settler
Clarifier
Strains

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Mechanical Operations
Which of the following minerals is not subjected to magnetic separation method?

Chromite
Siderite
Galena
Rutile

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Mechanical Operations
Pine oil used in froth floatation technique acts as a/an

Collector
Frother
Modifier
Activator

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