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Mechanical Operations

Mechanical Operations
Traces of solids are removed from, liquid in a

Clarifier
Sparkler filter
Rotary vacuum filter
Classifier

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Mechanical Operations
Which of the following is not accomplished by agitation of liquids in agitators?

Blending of immiscible liquids
Dispersing gas in liquid
Dispersing immiscible liquid in form of emulsion
Suspending solid particles

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Mechanical Operations
Filtrate flow rate in case of a rotary drum vacuum filter (in which Rm < < Rc) is proportional to __________ and the cycle time (where, μ = filtrate viscosity Rm = filter medium resistance Rc = cake resistance ).

√μ
1/μ²
1/μ
1/√μ

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Mechanical Operations
Ultrafine grinders operate principally by

Cutting action
Attrition
Impact
Slow compression

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Mechanical Operations
Which of the following is not a cutting machine?

Knife cutters
Slitters
Tube mills
Dicers

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Mechanical Operations
Use of grinding aids results in the

Finer products
Enhanced production rate
Both A & B
Neither A nor B

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