A. Rutile
B. Galena
C. Chromite
D. Siderite
Related Mcqs:
- _______________ is defined as the geometric mean of the relative rejections and the relative recoveries of two minerals?
A. Separation efficiency
B. Selectivity index
C. Concentration ratio
D. None of these - Which of the following is the most suitable filter for separation of abrasive solids suspended in a corrosive liquid ?
A. Sand bed filter
B. Plate and frame filter press
C. Vacuum filter
D. Batch basket centrifuge - Which of the following parts of a jaw crusher is subjected to maximum wear and tear during its operation ?
A. Check plates
B. Jaw plates
C. Toggles
D. Crush shaft - _______________ centrifuge is the most suitable for separation of non-friable crystals?
A. Tubular bowl
B. Disc-bowl
C. Perforated horizontal basket continuous
D. Suspended batch basket - 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 - Separation of isotopes is generally done using a/an _______________ centrifuge?
A. Ultra
B. Disk-bowl
C. Both A. & B.
D. Neither A. nor B. - 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 - For a cyclone of diameter 0.2 m with a tangential velocity of 15 m/s at the wall, the separation factor is__________________?
A. 2250
B. 1125
C. 460
D. 230 - 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 - Metallic wire mesh is used as a filtering medium for the separation of dust from dust laden gas in case of a/an________________?
A. Air filter
B. Bag filter
C. Venturi scrubber
D. Hydrocyclones
