A multi-ribbed belt with an automatic belt tensioner experiences rapid wear. Technician A says the most likely cause is a misaligned belt pulley. Technician B says the most likely cause is excessive belt tension. Who is correct

A

Explanation:

Excessive belt tension or high belt tension in belt result in the bearing of the stress that would lead to the failure of the motor while on the other hand the low tension is the belt represent the main reason of belt slipping that lead to the cause wear in belt. So here the automatic belt tensioner having multiple ribber beld shoiuld be used that we called as the serpentine belt in order to give the proper tension in the belt. In the case when the automatic belt tensioner is become order so it gives the non-proper tension as there is the requirement for replacement

answer: a

a is the answer