A sand mixture was screened through a standard 10-mesh screen. The
mass fraction of the oversize material in feed, overflow and underflow were
found to be 0.38, 0.79 and 0.22 respectively. The screen effectiveness based
on the oversize is
(A) 0.50
(B) 0.58
(C) 0.68
(D) 0.62
mass fraction of the oversize material in feed, overflow and underflow were
found to be 0.38, 0.79 and 0.22 respectively. The screen effectiveness based
on the oversize is
(A) 0.50
(B) 0.58
(C) 0.68
(D) 0.62