Which of the following equations is Rittinger’s crushing law? (Where – McqOptions

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1.	Which of the following equations is Rittinger’s crushing law? (Where P = power required by the machine, m = feed rate, k = a constant, D̅ sa & D̅ sb = volume surface mean diameter of feed & product respectively) ?
A.	P/m = K/ √Dp
B.	P/m = K . ln D̅ sa/D̅ sb
C.	P/m = K . (1/ D̅ sb – 1/D̅ sa)
D.	None of these
Answer» D. None of these

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