Helical gears are being discussed. Technician A says helical gears are used in modern transmissions because they don't produce axial thrust. Technician B says in a helical gearset two or more teeth mesh at the same time, which distributes tooth load and produces a very strong gear. Who is correct?
A)A only
B)B only
C)both A and B
D)neither A nor B

Question

Quizplus · Accepted Answer

Helical gears do produce axial thrust due to the angle of the teeth, but they are strong because multiple teeth are in contact at the same time, distributing the load.

Helical Gears Are Being Discussed