For coarse reduction of hard solids, use ____________________?

Related Mcqs:

Crushing efficiency is the ratio of the ______________________ ?

A. Surface energy created by crushing to the energy absorbed by the solid B. Energy absorbed by the solid to that fed to the machine C. Energy fed to the machine to the surface energy created by crushing D. Energy absorbed by the solid to the surface energy created by crushing...

Rittinger’s number designates the new surface created per unit mechanical energy absorbed by the material being crushed. Larger value of Rittinger’s number of a material indicates its________________?

A. Easier grindability B. Poor grindability C. High power consumption in grinding D. None of these...

Size reduction of moulding powders, waxes, resins & gums are done in a _______________ mill?

A. Cage B. Hammer C. Both A. & B. D. Neither A. nor B....

The sphericity of a solid particle of cubical shape is ___________________?

A. π B. (π/6)1/3 C. (π/6)1/2 D. π/3...

The ratio of the area of openings in one screen (Taylor series) to that of the openings in the next smaller screen is_________________?

A. 1.5 B. 1 C. √2 D. None of these...