A simple closed grinding circuit may consist of

1.	A simple closed grinding circuit may consist of
A.	a ball mill and a classifier.
B.	a rod mill and a hydrocyclone.
C.	a jaw crusher and a hydrocyclone.
D.	a ball mill and a froth floatation cell.
Answer» B. a rod mill and a hydrocyclone.

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A simple closed grinding circuit may consist of

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