Tube mill compared to ball mill_______________________?
Correct answer: D. All A., B. & C.
- A. Produces finer products
- B. Is long in comparison with its diameter
- C. Uses smaller balls
- D. All A., B. & C.
Explanation
A tube mill is a long, narrow form of ball mill, and its longer grinding path and smaller balls allow it to produce a finer product. Therefore, all three listed comparisons are valid.
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