AUT104 Week 1 Quiz Wheels & Tires

On a typical front-wheel drive vehicle, the weight distribution is approximately _____ fore and _____aft.

Select one:

• 40%; 60%

• 60%; 40%

• 25%; 75%

• 75%; 25%

The tire's sideways distortion makes the vehicle follow a path at an angle to the direction the road wheel is pointing in what is called the ________.

Select one:

• Side force

• Slip angle

• Distortion angle

• Right angle

Tech A says that the center of gravity on a vehicle is located at the vehicle body's lowest point. Tech B says that having a low center of gravity makes a vehicle handle better. Who is correct?

Select one:

• Tech A

• Tech B

• Both Tech A and B

• Neither Tech A nor B

When both the front and the rear tires have equal amounts of slip angle, the vehicle is said to have ________, in which case the vehicle tends to go in the direction that the front tires are pointing.

Select one:

• Oversteer

• Neutral steer

• Understeer

• None of the above

Today’s newer, lightweight vehicles are less sensitive than ever to minor tire or wheel issues.

Select one:

• True

• False

Early pneumatic tires were called ________ tires because they used an inner tube inside the tire to seal the air in the tire/wheel assembly.

Select one:

• Smooth-type

• Tube-type

• Wheel-type

• None of the above

Tech A says that tires are marked with a date code listing the date the tires should be discarded. Tech B says that any tires with a three-digit date code should be discarded because they are too old to be safely in service. Who is correct?

Select one:

• Tech A

• Tech B

• Both Tech A and B

• Neither Tech A nor B

A green valve stem cap on tires on recent model-year vehicles means that the tires are:

Select one:

• filled with carbon dioxide.

• filled with nitrogen.

• filled with helium.

• filled with hydrogen.

Most passenger vehicle wheel rims are of the drop center design.

Select one:

• True

• False

________ feature a lining that serves as a puncture sealant that can permanently seal most punctures from nails, bolts, or screws up to 3/16" (5 mm) in diameter.

Select one:

• Radial tires

• EH2 tires

• Self-sealing tires

• Winter tires