Question

which of the following can be caused by misalignment of drive pulleys?
a) belt chunking.
b) wear on the sides of the belt.
c) small cracks.
d) all of the above.

Explanation:

Misalignment of drive - pulleys can cause belt chunking as the belt is unevenly stressed. It can also lead to wear on the sides of the belt due to improper contact and additional friction. Small cracks can form over time due to the abnormal stress and movement caused by misalignment.

Answer:

D. All of the above