The reduction ratio for grinders is defined as(where, D f and D p are average diameters of feed and product respectively).

The reduction ratio for grinders is defined as(where, D f and D p are

1.	The reduction ratio for grinders is defined as(where, D f and D p are average diameters of feed and product respectively).
A.	D f / D p
B.	D p / D f
C.	D f - D p
D.	none of these
Answer» B. D p / D f

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The reduction ratio for grinders is defined as(where, D f and D p are average diameters of feed and product respectively).

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