A. Coagulant
B. Gravity settler
C. Strains
D. Clarifier
Related Mcqs:
- A _______________ employs a set of screen across a flow channel for the separation of dirt/rust from a flowing liquid stream?
A. Thickener
B. Classifier
C. Strainer
D. Clarifier - To remove very small amount of tiny solid impurities from liquid, we use a_____________________?
A. Pressure filter
B. Vacuum filter
C. Centrifugal filter
D. Coagulant - At low Reynold’s number, the power (P) required for agitating a fluid in a stirred tank becomes independent of inertial forces. In this limit, indicate which of the following relations is satisfied: Po = ρ/ρN3 D5: Power number Re = ρ N D2/μ: Reynold’s number N is the impeller rotational speed, and D is the impeller diameter ?
A. Po ∝ Re-1.0
B. Po ∝ Re0.0
C. Po ∝ Re0.5
D. Po ∝ Re1.0 - A fluid energy mill is used for_________________?
A. Cutting
B. Grinding
C. Ultra grinding
D. Crushing - 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 - A fluid energy mill is used for __________________?
A. Cutting
B. Grinding
C. Ultra-grinding
D. Crushing - Fluid energy mill comes in the category of________________?
A. Grinder
B. Crusher
C. Cutter
D. Ultrafine grinder - Maximum size reduction in a fluid energy mill is achieved by___________________?
A. Compression
B. Interparticle attrition
C. Cutting
D. Impact - Fluid medium used in the classification technique of mineral beneficiation is_________________?
A. Air
B. Water
C. Either A. or B.
D. Neither A. nor B. - The capacity of a classifier in ‘tons of solid/hr’ is given by (where, A = cross-sectional area in m2, V = rising velocity of fluid in m/sec, S = percentage of solids in the suspension by volume, ρ = density of solids in kg/m3)_________________?
A. 3.6 AVS.ρ
B. 3.6 A.V.ρ
C. 3.6 A.S. ρ
D. 3.6 AVS/ρ
Answer: Option
