Use of ‘grinding aids’ is done in _______________ grinding?

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...

For a sphere falling in the constant drag co-efficient regime, its terminal velocity depends on its diameter D. as_________________?

A. d B. √d C. d2 D. 1/d...

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

A. Jaw crusher B. Cone crusher C. Impact crusher D. Toothed roll crusher...

A screen is said to be blinded, when the___________________?

A. Over-sizes are present in undersize fraction B. Under-sizes are retained in oversize fraction C. Screen is plugged with solid particles D. Screen capacity is abruptly increased...

Which of the following is not categorised as a “mechanical operation”?

A. Agitation B. Filtration C. Size enlargement D. Humidification...