Which of the following is an ore dressing operation ?

Related Mcqs:

Normalising of a casting does not__________________?

A. Induce stresses in it B. Refine its grain structure C. Reduce segregation D. Improve its mechanical properties...

Methyl orange indicator turns_____________________?

A. Orange yellow in alkaline medium B. Orange yellow in acidic medium C. Colourless in acidic medium D. Colourless in basic medium...

For dynamic strain measurement, the Wheatstone bridge used is of ______________ type ?

A. Voltage sensitive null B. Voltage sensitive deflected C. Current sensitive deflected D. None of these...

Euler number is defined as the ratio of inertia force to _______________ force?

A. Pressure B. Elastic C. Gravity D. Viscous...

Electrometallurgy is not involved in the extraction of ___________________ from its ore?

A. Aluminium B. Tin C. Lead D. Both B. & C....