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Mechanical Operations

Mechanical Operations
The process opposite to 'dispersion' is termed as the

Flocculation
Sedimentation
Filtration
None of these

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Mechanical Operations
Solid particles separation based on the difference in their flow velocities through fluids is termed as the

Sedimentation
Clarification
Elutriation
Classification

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Mechanical Operations
For laminar flow of filtrate through the cake deposited on septum, which of the following will be valid?

Leva
None of these
Blake-Plummer equation
Kozney-Karman equation

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Mechanical Operations
The equivalent diameter of channel of a constant non-circular cross-section of 3 cm by 6 cm will be __________ cms.

2
20
8
12

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Mechanical Operations
Ball mill is used for

Coarse grinding
Fine grinding
Crushing
Attrition

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Mechanical Operations
Shell and leaf filter as compared to plate and frame filter

All of these
Entails less labor cost
Provides more effective washing
Facilitates filtration under higher pressure

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