Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. Wettability Shape None of these Specific gravities Wettability Shape None of these Specific gravities ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations 200 mesh screen means 200 openings per Cm Inch Inch² Cm² Cm Inch Inch² Cm² ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For sizing of fine materials, the most suitable equipment is a Trommel Shaking screen Grizzly Vibrating screen Trommel Shaking screen Grizzly Vibrating screen 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 Separation of materials into products based on the difference of their sizes is called Flocculation Sorting Classification Sizing Flocculation Sorting Classification Sizing ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Actual operating speed of a ball mill may vary from 65 to 80% of the critical speed. Which of the following duties would require the ball mill to be operated at maximum percentage of critical speed? Dry grindng of large particles in un-baffed mills Wet grinding in low viscous suspension Dry grinding of large particles (upto 1.25 cms) Wet grinding in high viscous suspension Dry grindng of large particles in un-baffed mills Wet grinding in low viscous suspension Dry grinding of large particles (upto 1.25 cms) Wet grinding in high viscous suspension ANSWER DOWNLOAD EXAMIANS APP
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