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Mechanical Operations

Mechanical Operations
Cyclones are used primarily for separating

Solids from solids
Solids
Liquids
Solids from fluids

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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
Ball mill
Fluid energy mill
Rod mill

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Mechanical Operations
A propeller agitator

Is used for mixing high viscosity pastes
All of these
Produces mainly axial flow
Runs at very slow speed (2 rpm)

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Mechanical Operations
Cartridge filters are termed as 'edge' filters, because of the fact that the

Solids are not deposited at the edge of the disk
None of these
Bulk of the solids are removed at the periphery of the disks
Disks have very sharp edge

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Mechanical Operations
Toothed roll crushers achieve size reduction by

Impact and attrition
Both A & B
Tearing (shear) and compression
Neither A nor B

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Mechanical Operations
A. __________ mill is a revolving mill divided into two or more sections by perforated partitions in which preliminary grinding takes place at one end and the finishing grinding at the discharge end.

Rod
Tube
Compartment
Pebble

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