Q41
The diameter of a ball mill is 3 m and the diameter of the balls in the ball mill is 50 cm. What is the critical speed of the ball mill?
A.
26.76 rev/min
AnswerB.
53.52 rev/min
C.
25.81 rev/min
D.
30.45 rev/min
Answer: Option A
Solution
Answer: Option A
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