Mechanical Operations Ultrafine grinders operate principally by Impact Cutting action Attrition Slow compression Impact Cutting action Attrition Slow compression ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations If a force greater than that of gravity is used to separate solids & fluids of different densities, the process is termed as the Flocculation Sedimentation Dispersion Centrifugation Flocculation Sedimentation Dispersion Centrifugation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Chance process is used for the Cleaning of coal Concentration of pyrites Water treatment Concentration of iron ore Cleaning of coal Concentration of pyrites Water treatment Concentration of iron ore 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 Dry grinding of large particles (upto 1.25 cms) Wet grinding in low viscous suspension Wet grinding in high viscous suspension Dry grindng of large particles in un-baffed mills Dry grinding of large particles (upto 1.25 cms) Wet grinding in low viscous suspension Wet grinding in high viscous suspension ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a pressure filter? Rotary drum filter Plate and flame filter Sand filter Leaf filter (Moore filter) Rotary drum filter Plate and flame filter Sand filter Leaf filter (Moore filter) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following grinding mills has the horizontally arranged rods as the grinding elements thereby delivering more uniform granular products with minimum fines? Rod mill Pebble mill Compartment mill Tube mill Rod mill Pebble mill Compartment mill Tube mill ANSWER DOWNLOAD EXAMIANS APP
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