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Mechanical Operations

Mechanical Operations
Moore filter is a __________ filter.

Sand
Leaf
Rotary
Press

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Mechanical Operations
Height of liquid in agitation tank is normally maintained equal to the tank diameter. However, if the tank is too tall and a large liquid hold up is desired, then two or more impellers mounted on the same shaft may be used. The clearance between the tank bottom and the bottom most impeller should be about (where, D = impeller diameter)

0.5 D
2 D
D
1.5 D

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Mechanical Operations
The reduction ratio for fine grinders is

44124
As high as 100
43961
20-40

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Mechanical Operations
Colloid mills achieve size reduction mainly by

Attrition
Impact
Compression
Cutting

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Mechanical Operations
Supporting legs of a plate and frame filter is normally made of

High speed steel
Stainless steel
Wooden plank
Cast iron

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

Density
Viscosity
Surface tension
Thermal conductivity

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MORE MCQ ON Mechanical Operations

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