Exam 6: Drive Shafts and Universal Joints Servicing Drive Shafts and Universal Joints

In normal automotive terms, suspension spring compression is called jounce, while the expansion of the suspension spring is called _____.

Technician A says that balance pads should be checked when checking U-joints because they are sometimes missing. Technician B says that this is not necessary because the balance pads are firmly adhered. Who is correct?

Name the parts indicated by arrows in this figure.

What is the difference between a single Cardan Universal joint and a double Cardan universal joint?

Common causes of driveline vibration are bad CV joints.

Drive shafts have a slip joint at one end of the drive shaft which permits the effective length of the drive shaft to change.

The basic purpose of the universal joint is to allow the _____.

What is the relationship between the operating angle and the installation angle?

What is another name for the Hotchkiss drive shaft system?

A _____ consists of two individual U-joints connected by a centering socket yoke and a center yoke that functions like a ball and socket.

A double Cardan Universal joint is comprised of three Cardan joints joined together by a yoke.

The Spicer style, mechanic's style (aka Detroit/Saginaw style), and the Cleveland style are  styles of _____.

_____ occur when opposing operating angles of two Universal joints cancel the oscillations developed by the individual Universal joint.

Technician A says most drive shafts have a slip yoke and three universal joints. Technician B says a drive shaft may vibrate if the balance pads are missing off of the tube. Who is correct?

A drive shaft rotates at six to eight times the speed of the car's tires.

List three techniques used by manufacturers to balance the drive shaft and reduce the effects of vibrations and the resulting noises.

What two facts must be considered when designing a drive shaft?

What is magnetorheological (MR) fluid and what is its purpose?

_____ is a synthetic oil with magnetic particles, such as iron, suspended in it.

The _____ is an assembly of one or two Universal joints connected to a shaft or tube used to transmit power from the transmission to the differential.