Related Questions

The abrasive slurry used in ultrasonic machining contains fine particles of
A Aluminium oxide
B Boron carbide
C Silicon carbide
D Any one of these
Separation of a suspension or slurry into a supernatant clear liquid (free from particles) and a thick sludge containing a high concentration of solid is called
A Classification
B Sedimentation
C Clarification
D Decantation
Separation of solid suspended in liquid into a supernatant clear liquid and a denser slurry employs a process termed as the
A Coagulation
B Flocculation
C Sedimentation
D Clarification
For better strength and stability, the fine grained soils and coarse grained soils are compacted respectively as
A dry of OMC and wet of OMC
B wet of OMC and dry of OMC
C wet of OMC and wet of OMC
D dry of OMC and dry of OMC where OMC is optimum moisture content
Which functional feeding groups are involved in the process of in-stream physical breakdown of coarse material into fine particulate organic matter?
A Collector filterers
B Shredders
C Grazers
D Collector gatherers
Index number expressing the relative sizes of both coarse and fine aggregates, is called
A Proportioning of aggregates
B Fineness modulus
C Grading of aggregates
D None of these
Melt spinning of polymers involves the forcing of polymer melt through spinnerettes (fine holes) into an atmosphere kept at a temperature lower than the melting point of the polymer, which causes the fine diameter polymer melt to harden into filaments. Melt spinning is not used in case of the __________ fibres.
A Acrylic
B Polyester
C Nylon 6:6
D Polypropylene
For the transfer of solution of thick slurry, the pump used is a __________ pump.
A Reciprocating
B Gear
C Diaphragm
D Centrifugal
__________ is used for producing a thick suspension from a thin slurry.
A Cartridge filter
B Rotary drum vacuum filter
C Pressure filter thickener
D Plate and frame filter press
For pumping slurry, one can use a __________ pump.
A Reciprocating
B Diaphargm
C Centrifugal
D Pneumatic

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