Short distance transportation of grain, gravel, sand, ash, asphalt etc. is done by using a ______________ conveyor?
Correct answer: B. Screw
- A. Flight
- B. Screw
- C. Ribbon
- D. Slat or drag
Explanation
Screw conveyors are suited to short-distance movement of bulk solids such as grain, sand, ash and asphalt, while also permitting enclosed, controlled conveying. Flight and drag conveyors are used for heavier or specialized duties.
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