Which of the following is not true of an overdrive gear?
A)It increases fuel economy.
B)It increases torque.
C)It decreases torque.
D)It reduces operating noise.

Question

Quizplus · Accepted Answer

Overdrive gear is designed to reduce the engine's rpm at higher speeds, which increases fuel economy (A) and reduces operating noise (D) by lowering the engine's workload. However, it decreases torque (C) because it provides a higher gear ratio that reduces the engine's mechanical advantage, not increases it, making B incorrect.

Which of the Following Is Not True of an Overdrive