Which is a secondary crusher for a hard & tough stone ?

Related Mcqs:

A _______________ employs a set of screen across a flow channel for the separation of dirt/rust from a flowing liquid stream?

A. Thickener B. Classifier C. Strainer D. Clarifier...

Separation of solid suspended in liquid into a supernatant clear liquid and a denser slurry employs a process termed as the___________________?

A. Coagulation B. Flocculation C. Sedimentation D. Clarification...

Which of the following is used for primary crushing of very hard lumpy materials ?

A. Toothed roll crusher B. Gyratory crusher C. Ball mill D. Tube mill...

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...

Addition of filter aid to the slurry before filtration is done to _______________ of the cake?

A. Increase the porosity B. Increase the compressibility co-efficient C. Decrease the porosity D. Decrease the compressibility co-efficient...