Mechanical Operations Close circuit grinding by a ball mill with air sweeping employs a Neither A nor B Both A & B Cyclone separator between mill & classifier Classifier Neither A nor B Both A & B Cyclone separator between mill & classifier Classifier ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ balls capable of grinding the feed in a ball mill gives the maximum efficiency. Elliptical Cast iron Maximum size Minimum size Elliptical Cast iron Maximum size Minimum size ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ centrifuge is the most suitable for separation of non-friable crystals. Tubular bowl Suspended batch basket Perforated horizontal basket continuous Disc-bowl Tubular bowl Suspended batch basket Perforated horizontal basket continuous Disc-bowl ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Fick's law relates to Feed size None of these Final particle size Energy consumption Feed size None of these Final particle size Energy consumption ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Choke crushing (in case of a Jaw crusher) compared to free crushing Consumes more power Both A and C Consumes less power Results in increased capacity Consumes more power Both A and C Consumes less power Results in increased capacity ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations There is practically no alternative/competitor to __________ in the beneficiation treatment of sulphide ores. Classification Froth floatation Tabling Jigging Classification Froth floatation Tabling Jigging ANSWER DOWNLOAD EXAMIANS APP
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