Related Questions

Separation of particles of various sizes, shapes and densities by allowing them to settle in a fluid is called
A Classification
B Froth floatation
C Thickening
D Clarification
Solid particles of different densities are separated by
A Filters
B Thickness
C Cyclones
D Sorting classifier
Solid particles separation based on the difference in their flow velocities through fluids is termed as the
A Clarification
B Classification
C Elutriation
D Sedimentation
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
__________ are used for the separation of coarse particles from a slurry of fine particles.
A Thickeners
B Classifiers
C Hydrocyclones
D Decanters
Ultra centrifuges are used for the separation of __________ solid particles.
A Coarse
B Fine
C Colloidal
D Dissolved
Sorting classifiers employing differential settling methods for separation of particles make use of the differences in their
A Particle sizes
B Densities
C Terminal velocities
D None of these
Separation of materials into products based on the difference of their sizes is called
A Sizing
B Sorting
C Classification
D Flocculation
The usual values of maximum flux densities for distribution transformers using hot rolled silicon steel are
A 0.5 to 0.8 Wb/m2
B 0.8 to 1.0 Wb/m2
C 1.1 to 1.35 Wb/m2
D 1.4 to 1.8 Wb/m2
Two circular discs of same weight and thickness are made from metals having different densities. Which disc will have the larger rotational inertia about its central axis?
A Disc with larger density
B Disc with smaller density
C Both discs will have same rotational inertia
D None of the above

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