____________ mills fall in the category of tumbling mills ?
Correct answer: D. All A., B. & C.
- A. Ball and pebble
- B. Rod and tube
- C. Compartment
- D. All A., B. & C.
Explanation
Tumbling mills reduce size by lifting and dropping or cascading the grinding charge as the shell rotates. Ball, pebble, rod, tube, and compartment mills all operate on this tumbling principle.
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