Which of the following is not a revolving/tumbling mill used for size reduction ?

Related Mcqs:

Grinding efficiency of a ball mill is of the order of _______________ percent?

A. 1-5 B. 40-50 C. 75-80 D. 90-95...

Which of the following oxides is not present in hematite iron ore ?

A. Titanium oxide B. Calcium oxide C. Cobalt oxide D. Manganese oxide...

Pick out the material having minimum Rittinger’s number?

A. Calcite B. Pyrite C. Quartz D. Galena...

If a force greater than that of gravity is used to separate solids & fluids of different densities, the process is termed as the __________________?

A. Sedimentation B. Flocculation C. Dispersion D. Centrifugation...

Froth floatation is the most suitable for treating ____________________?

A. Iron ores B. Sulphide ores C. Quartzite D. None of these...