Size reduction of the __________ can be suitably done by ball mills, c – McqOptions

MCQOPTIONS

1.	Size reduction of the __________ can be suitably done by ball mills, crushing rolls and rod mills.
A.	metalliferrous ores
B.	non-metallic ores
C.	basic slags
D.	asbestos & mica
Answer» B. non-metallic ores

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