The energy consumed by a ball mill depends on__________________?
Correct answer: D. All A., B. and C.
- A. Its speed
- B. Its ball load
- C. The density of the material being ground
- D. All A., B. and C.
Explanation
Ball-mill power consumption varies with mill speed and ball load, while material density also affects the load and energy required for grinding. Hence all three factors contribute.
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