Technician A says that carbon fiber driveshafts need support bearings every 24 inches. Technician B says that carbon fiber and aluminum driveshafts reduce rotating mass and are more efficient than steel driveshafts. Which technician is correct?

Question

Quizplus · Accepted Answer

Technician B is correct because carbon fiber and aluminum driveshafts do indeed reduce rotating mass compared to steel driveshafts, making them more efficient. Technician A's statement about needing support bearings every 24 inches is not a standard requirement for carbon fiber driveshafts; their design and support needs can vary based on the application and manufacturer specifications.

Technician a Says That Carbon Fiber Driveshafts Need Support Bearings