What are troughed belt conveyors?

Q.  Which of the following statements is false for troughed belt conveyors?

1. Troughed belt conveyors use flexible belts
2. They contain five idlers
3. Depth of trough decreases with increasing number of idlers
4. Flexibility of belt increases as depth of trough decreases

- Published on 18 Sep 15

a. 1 and 2
b. 2 and 3
c. 3 and 4
d. None of the above

ANSWER: 3 and 4

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