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Mechanical Operations

Mechanical Operations
Which is a secondary crusher for a hard & tough stone?

Toothed roll crusher
Jaw crusher
Impact crusher
Cone crusher

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Mechanical Operations
With increase in the pressure drop across the cake, the specific cake resistance for the compressible sludge

Decreases
Increases linearly
Increases
Remains constant

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Mechanical Operations
During agitation of liquids, power consumption during laminar flow is not proportional to the

Cube of impeller diameters
Square of rotational speed
Viscosity of the liquid
Density of the liquid

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

Gravity settler
Strains
Clarifier
Coagulant

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Mechanical Operations
The mechanism of size reduction by a hammer mill is by impact and attrition between the

Feed particles
Neither A nor B
Both A & B
Grinding element & the housing

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Mechanical Operations
The capacity of a belt conveyor depends upon two factors. If one is the cross-section of the load, the other is the __________ of the belt.

Thickness
Length
None of these
Speed

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