Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. Specific gravities Shape Wettability None of these Specific gravities Shape Wettability None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Reduction ratio of crushers is the Ratio of feed opening to discharge opening Determining factor for minimum dia of the feed and the product Ratio of discharge opening to feed opening None of these Ratio of feed opening to discharge opening Determining factor for minimum dia of the feed and the product Ratio of discharge opening to feed opening None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Choke crushing (in case of a Jaw crusher) compared to free crushing Consumes less power Consumes more power Both A and C Results in increased capacity Consumes less power Consumes more power Both A and C Results in increased capacity ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction does not occur due to compression in case of Rod mills Gyratory crushers Jaw crushers Smooth roll crushers Rod mills Gyratory crushers Jaw crushers Smooth roll crushers ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Carbon black is pulverised in a Hammer crusher Gyratory crusher Roll crusher Ball mill Hammer crusher Gyratory crusher Roll crusher Ball mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations To remove very small amount of tiny solid impurities from liquid, we use a Centrifugal filter Vacuum filter Pressure filter Coagulant Centrifugal filter Vacuum filter Pressure filter Coagulant ANSWER DOWNLOAD EXAMIANS APP
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