Vertical transportation of materials can be done by a/an_______________?
Correct answer: D. Both B. & C.
- A. Apron conveyor
- B. Pneumatic conveyor
- C. Bucket elevator
- D. Both B. & C.
Explanation
A bucket elevator lifts solids mechanically, while a pneumatic conveyor can transport suspended particles vertically through a pipe. Hence both the pneumatic conveyor and bucket elevator are suitable.
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