Most automatic transmissions achieve ____ with planetary gears and a lock-up torque converter.
A) wide radio transmission
B) gear ratio
C) overdrive
D) countergear

Question

Quizplus · Accepted Answer

Most automatic transmissions achieve overdrive with planetary gears and a lock-up torque converter, which allows the engine to run at lower RPMs for better fuel efficiency at higher speeds.

Most Automatic Transmissions Achieve ____ with Planetary Gears and a Lock-Up