Mechanical Operations

A. Rutile
B. Galena
C. Chromite
D. Siderite

A. Iron ores
B. Gold ores
C. Talc
D. Diamond

A. Jaw crushers
B. Ball mills
C. Compartment mills
D. Tube mills

A. Flocculation
B. Froth floatation
C. Jigging & tabling
D. None of these

A. 0.5
B. 1
C. √2
D. √3

A. Sparkler
B. Plate and frame
C. Vacuum leaf
D. Pre-coat

A. Flight
B. Screw
C. Drag
D. Belt

A. Particle sizes
B. Densities
C. Terminal velocities
D. None of these

A. Apron
B. Screw
C. Helical flight
D. Both B. & C.

A. Roll-crusher
B. Squirrel-cage disintegrator
C. Ball mill
D. Tube mill