Length/diameter ratio of a ball mill is __________________ ?

Related Mcqs:

Laminar flow region is said to exist during agitation of a liquid in an agitator, when the value of Reynolds number is________________?

A. > 10 B. < 10 C. > 100 D. < 100...

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...

Specific surface area is the surface area of a unit _______________ of materials?

A. Weight B. Volume C. Either A. or B. D. Neither A. nor B....

Which of the following must be stored in silos and not in open yard ?

A. Coke breeze B. High V.M. bituminous coal C. Sand D. None of these...