tire principles and intro to steering systems

What does the P stand for in P205/55R16?

• pressure
• psi
• pounds
• passenger

What type of pattern should be used when tightening five lug nuts?

• circular
• star
• square
• rectangular

Technician A says that correct tire pressure is critical to tire wear and vehicle handing.  Technician B says that a tire pressure monitoring system is used to alert the driver if any tire is significantly low on pressure. Who is correct?

• Tech A
• Tech B
• Both Tech A and Tech B
• Neither Tech A nor Tech B

Technician A says that when inflating tires, you should check the tire placard for the correct recommended pressure. Technician B says that you can tell when a tire is fully inflated by looking at it. Who is correct?

• Tech A
• Tech B
• Both Tech A and Tech B
• Neither Tech A nor Tech B

The width of a passenger type tire is measured in what?

• mm

• feet

• cm

• %

The height of a tire (aspect ratio) is measured in what?

• mm

• feet

• cm

• %

The rim diameter of a tire is measured in what?

• mm
• inches
• cm
• %

A green valve stem cap will signify what?

• made from recycled materials
• nitrogen filled tire
• carbon dioxide filled tire
• not significant 

True or False. Over inflation of a tire causes excessive wear on the outer edges of the tread.

• true

• false

• quien sabe

True or False. When checking air pressure, always refer to the tire sidewall, because this is the most accurate air pressure reading.

• True

• False