Power required to drive a ball mill with a particular ball load is proportional to (where, D = diameter of ball mill )
A. D
B. $$\frac{1}{{\text{D}}}$$
C. D2.5
D. $$\frac{1}{{{{\text{D}}^{2.5}}}}$$
Answer: Option C
This Question Belongs to Chemical Engineering >> Mechanical Operations
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