Tech A says that a parallel hybrid drivetrain has two or more different devices to propel the vehicle. Tech B says that power-splitting transmissions use two adjustable pulleys and a heavy metal belt. Who is correct?
A) Tech A
B) Tech B
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

Tech A is correct because a parallel hybrid drivetrain indeed uses two or more different devices (such as an internal combustion engine and an electric motor) to propel the vehicle. Tech B is incorrect because power-splitting transmissions, like those in hybrid vehicles, typically use planetary gear sets rather than adjustable pulleys and belts.

Tech a Says That a Parallel Hybrid Drivetrain Has Two