Mechanical Operations Crushing efficiency of a machine ranges between __________ percent. 50 to 70 0.1 to 2 20 to 25 5 to 10 50 to 70 0.1 to 2 20 to 25 5 to 10 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The ratio of the actual mesh dimension of Taylor series to that of the next smaller screen is 1.5 √2 2 √3 1.5 √2 2 √3 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Balls for ball mills are never made of Cast iron Lead Forged/cast steel Alloy steel Cast iron Lead Forged/cast steel Alloy steel ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Fluid medium used in the classification technique of mineral beneficiation is Both A & B Neither A nor B Water Air Both A & B Neither A nor B Water Air ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A sand mixture was screened through a standard 10-mesh screen. The mass fraction of the oversize material in feed, overflow and underflow were found to be 0.38, 0.79 and 0.22 respectively. The screen effectiveness based on the oversize is 0.5 0.58 0.68 0.62 0.5 0.58 0.68 0.62 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Angle of nip of the crushing rolls does not depend upon the Speed of the rolls Diameter of the rolls Feed size Product size Speed of the rolls Diameter of the rolls Feed size Product size ANSWER DOWNLOAD EXAMIANS APP
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