Tabular bowl centrifuges as compared to disk bowl centrifuges___________________?

A. Iron ores
B. Sulphide ores
C. Quartzite
D. None of these

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

A. Asbestos
B. Diatomaceous earth
C. Purified wood cellulose
D. Rice husk

A. Work required to form a particle of any size is proportional to the square of the surface to
volume ratio of the product
B. Work required to form a particle of a particular size is proportional to the square root of the
surface to volume ratio of the product
C. Work required in crushing is proportional to the new surface created
D. For a given machine and feed, crushing efficiency is dependent on the size of the feed &
product

A. Lump size
B. Bulk density
C. Both A. & B.
D. Neither A. nor B.

A. Bulk density of materials
B. Pressure of the conveying air
C. Diameter of the conveying line
D. All A., B. and C.