Mechanical Operations Gizzlies are used for separating __________ solids. Fine Any size Coarse None of these Fine Any size Coarse None of these 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 grinding of large particles (upto 1.25 cms) Wet grinding in low viscous suspension Dry grindng of large particles in un-baffed mills Wet grinding in high viscous suspension Dry grinding of large particles (upto 1.25 cms) Wet grinding in low viscous suspension Dry grindng of large particles in un-baffed mills Wet grinding in high viscous suspension ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following agitators having a large blade area, rotating at slow speed is used for mixing high viscosity liquids ( > 50000 centipoise)? Propeller Helical screw Flat blade turbine Curved blade turbine Propeller Helical screw Flat blade turbine Curved blade turbine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Xanthates are used in the froth floatation process as a/an Activator Collector Conditioner Frother Activator Collector Conditioner Frother ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Trommels are revolving screens which normally operate in the range of __________ rpm. 40 - 50 60 - 75 43832 15 - 20 40 - 50 60 - 75 43832 15 - 20 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Arrange the following size reduction equipment in the decreasing order of the average particle size produced by each of them. Jaw crusher, Ball mill, Fluid energy mill Ball mill, Jaw crusher, Fluid energy mill Fluid energy mill, Jaw crusher, Ball mill Fluid energy mill, Ball mill, Jaw crusher Jaw crusher, Ball mill, Fluid energy mill Ball mill, Jaw crusher, Fluid energy mill Fluid energy mill, Jaw crusher, Ball mill Fluid energy mill, Ball mill, Jaw crusher ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS