Mechanical Operations Rod mills employed for grinding Is useful for handling sticky materials Employ steel rods of 2-12 cms diameter extending over full length of the mill All of these Employ a steel shell having L/D ratio of 1.5 to 3.0 Is useful for handling sticky materials Employ steel rods of 2-12 cms diameter extending over full length of the mill All of these Employ a steel shell having L/D ratio of 1.5 to 3.0 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Tabling process used for separating two materials of different densities by passing the dilute pulp over a table/deck, which is inclined from the horizontal surface at an angle of about 5 to 10° 10 to 15° 1 to 2° 2 to 5° 5 to 10° 10 to 15° 1 to 2° 2 to 5° 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? 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 Dry grindng of large particles in un-baffed mills Dry grinding of large particles (upto 1.25 cms) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following screens has the maximum capacity? Vibrating screen Shaking screen Grizzlies Trommels Vibrating screen Shaking screen Grizzlies Trommels ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of solid suspended in liquid into a supernatant clear liquid and a denser slurry employs a process termed as the Clarification Sedimentation Coagulation Flocculation Clarification Sedimentation Coagulation Flocculation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pick out the material having minimum Rittinger's number. Pyrite Quartz Galena Calcite Pyrite Quartz Galena Calcite ANSWER DOWNLOAD EXAMIANS APP
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