A. Clarification
B. Classification
C. Elutriation
D. Sedimentation
Related Mcqs:
- Number of particles in a crushed solid sample is given by (where, m = mass of particles in a sample, Vp = volume of one particle, ρ= density of particles) ?
A. m/ρ . Vp
B. m . ρ/Vp
C. m . Vp/ρ
D. Vp/m . ρ - Separation of solid particles based on their densities is called_________________?
A. Sizing
B. Sorting
C. Clarification
D. Dispersion - ______________ are used for the separation of coarse particles from a slurry of fine particles?
A. Thickeners
B. Classifiers
C. Hydrocyclones
D. Decanters - 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 - Ultra centrifuges are used for the separation of _____________ solid particles?
A. Coarse
B. Fine
C. Colloidal
D. Dissolved - 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 - In classification, particles are said to be equal settling, if they have the same terminal velocities in the_______________?
A. Different fluids
B. Same fluid
C. Same field of force
D. Both B. and C. - Separation of materials into products based on the difference of their sizes is called___________________?
A. Sizing
B. Sorting
C. Classification
D. Flocculation - Separation of materials of the same density based on their sizes by using then-different rates of flow is called__________________?
A. Sorting
B. Sizing
C. Flocculation
D. Elutriation - If a force greater than that of gravity is used to separate solids & fluids of different densities, the process is termed as the __________________?
A. Sedimentation
B. Flocculation
C. Dispersion
D. Centrifugation
