Mechanical Operations

_____________ are mixed using ribbon blenders ?

Byadmin February 18, 2019August 23, 2021

_____________ are mixed using ribbon blenders ?

A. Lumpy solids and low viscosity liquids
B. Dry powders
C. High viscosity liquids
D. Thick pastes

Mechanical Operations

Maximum size reduction in a fluid energy mill is achieved by___________________?

Maximum size reduction in a fluid energy mill is achieved by___________________?

A. Compression
B. Interparticle attrition
C. Cutting
D. Impact

Read More Maximum size reduction in a fluid energy mill is achieved by___________________?
Mechanical Operations

Hot, lumpy & abrasive materials are best transported by using a/an ___________ conveyor ?

Hot, lumpy & abrasive materials are best transported by using a/an ___________ conveyor ?

A. Apron
B. Belt
C. Screw
D. Flight

Read More Hot, lumpy & abrasive materials are best transported by using a/an ___________ conveyor ?
Mechanical Operations

Ultra centrifuges are used for the separation of _____________ solid particles?

Ultra centrifuges are used for the separation of _____________ solid particles?

A. Coarse
B. Fine
C. Colloidal
D. Dissolved

Read More Ultra centrifuges are used for the separation of _____________ solid particles?
Mechanical Operations

200 mesh screen means 200 openings per_____________________?

200 mesh screen means 200 openings per_____________________?

A. cm2
B. cm
C. inch
D. inch2

Read More 200 mesh screen means 200 openings per_____________________?
Mechanical Operations

Wet grinding in a revolving mill ______________ as compared to dry grinding ?

Wet grinding in a revolving mill ______________ as compared to dry grinding ?

A. Gives less wear on chamber walls
B. Requires more energy
C. Increases capacity
D. Complicates handling of the product

Read More Wet grinding in a revolving mill ______________ as compared to dry grinding ?
Mechanical Operations

Length/diameter ratio of a ball mill is __________________ ?

Length/diameter ratio of a ball mill is __________________ ?

A. 1.5
B. 1
C. < 1
D. > 1

Read More Length/diameter ratio of a ball mill is __________________ ?

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