Tech A says that most automatic transmissions use planetary gear sets. Tech B says that planetary gear sets are often combined together to create the needed gear ratios for a transmission. Who is correct?
A) Tech A
B) Tech B
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

Both Tech A and Tech B are correct. Most automatic transmissions use planetary gear sets, and these gear sets are often combined to create the necessary gear ratios.

Tech a Says That Most Automatic Transmissions Use Planetary Gear