Gold ore concentration is mostly done using___________________?

Related Mcqs:

Mixing mechanism employed in a pan mixer is by ________________?

A. Mulling B. Kneading C. Dispersion D. None of these...

In case of a ball mill ?

A. Coarse feed requires a larger ball B. Fine feed requires a larger ball C. Operating speed should be more than the critical speed D. None of these...

As particle size is reduced__________________?

A. Screening becomes progressively more difficult B. Screening becomes progressively easier C. Capacity and effectiveness of the screen is increased D. None of these...

Wheat is ground into flour in a___________________?

A. Hammer crusher B. Roller crusher C. Impact mill D. Fluid energy mill...

Which of the following is the hardest material ?

A. Calcite B. Quartz C. Corundum D. Gypsum...