Mechanical conveyors which push the material along an endless trough or tube are called scrappers. Which of the following conveying equipments comes under the category of „scrappers‟ ?
Correct answer: A. Both B. and C.
- A. Both B. and C.
- B. Flight conveyor
- C. Screw conveyor
- D. Bucket conveyor
Explanation
Flight conveyors push material with flights attached to an endless chain, while screw conveyors push it with a rotating helical flight inside a trough or tube. Bucket conveyors carry material in buckets rather than scrape or push it along the trough.
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