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Mechanical Operations

Mechanical Operations
Ball mill is used for

Crushing
Attrition
Coarse grinding
Fine grinding

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Mechanical Operations
Mesh indicates the number of holes per

Linear inch
Square inch
Square foot
Linear foot

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Mechanical Operations
Power consumption during turbulent flow in agitation tank is proportional to the __________ of the liquid.

Density
Viscosity
Thermal conductivity
Surface tension

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Mechanical Operations
Fibrous material is broken by a

Tube mill
Ball mill
Squirrel-cage disintegrator
Rollcrusher

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Mechanical Operations
Optimum ratio of operating speed to critical speed of a trommel is

0.5-2
1.33-1.45
1.5-2.5
0.33-0.45

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Mechanical Operations
Size reduction does not occur due to compression in case of

Smooth roll crushers
Gyratory crushers
Jaw crushers
Rod mills

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MORE MCQ ON Mechanical Operations

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