Mechanical Operations - Study Mode
[#281] Sorting classifiers employing differential settling methods for separation of particles make use of the differences in their
Correct Answer
(C) Terminal velocities
[#282] Pebble mills are tumbling mills widely used for grinding in the manufacture of paints & pigments and cosmetic industries, where iron contamination in the product is highly objectionable. Pebbles used in pebble mill are made of
Correct Answer
(C) Flint or porcelain
[#283] Hot, lumpy & abrasive materials are best transported by using a/an __________ conveyor.
Correct Answer
(A) Apron
[#284] The study on washability of coal is done by using the __________ technique.
Correct Answer
(C) Heavy media separation
[#285] Size reduction of fibrous materials like wood, asbestos, mica etc. is done by a disintegrator exemplified by the
Correct Answer
(B) Cage mill