Technician A says belt tension on a variable-diameter pulley (VDP) is maintained by a large spring on the output shaft pulley. Technician B says the tension spring causes the sheaves of the output pulley to be close together, creating a larger diameter pulley. Who is correct?
A) Technician A
B) Technician B
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

Both Technician A and Technician B are correct. The belt tension on a variable-diameter pulley is maintained by a spring, and this spring causes the sheaves of the output pulley to be close together, creating a larger diameter pulley.

Technician a Says Belt Tension on a Variable-Diameter Pulley (VDP)