Deck 62: Tire and Wheel Service

Question 1

10)Which of the following statements is LEAST-Likely true?

A) Do not attempt to unseat the beads of an inflated tire.
B) Do not strike the tire or rim with a hammer.
C) A hammer is sometimes necessary when removing a passenger car tire.
D) When removing a tire from a rim, never let go of the tire iron. It can flip up and hit you.

Answer 1

C

Question 2

18)When there is a larger dent in the wheel, it must be checked for radial and lateral ____________________ before it can be used.

Answer 2

runout

Question 3

6)All of the following statements are true EXCEPT:

A) air should be let out of a tire when it is hot.
B) each change in outside temperature of 10⁰F will result in about 1 psi change in tire pressure.
C) a hot tire with pressure that is lower than the recommended cold pressure is seriously underinflated.
D) cold tire pressure should never be higher than the maximum pressure molded into the tire sidewall.

Answer 3

A

Question 4

8)The MOST-Likely result of age and years of exposure to the sun and ozone is:

A) change in outside temperature
B) sidewall cracks
C) scalloped wear
D) toe-out-on-turns

Question 5

12)All of the following statements are true EXCEPT:

A) puncture repairs are done using a rubber tire plug and a patch.
B) repairs to the bead area can never be safely done.
C) a serious accident can result from a repair to a tire that has been run flat.
D) a tire can be repaired when the puncture is between the shoulder of the tread area, called the crown, if the diameter of the puncture is less than 1/2".

Question 6

13)While having a discussion, Technician A says that rear tires are the most prone to exhibit symptoms from imbalance. Technician B says that front tires are the most prone to exhibit symptoms from imbalance. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 7

9)Tire problems such as leaks and vibrations can MOST-Likely be traced to:

A) improperly mounted tires
B) axial movement
C) tire rotation
D) radial movement

Question 8

20)When a tire is lopsided, with more of its weight on the outside or the inside of its tread, this is known as ____________________.

Question 9

7)Which of the following is the LEAST-Likely cause of tire wear?

A) Hard cornering
B) Braking
C) Acceleration
D) Tire rotation

Question 10

11)When a tire is not mounted correctly or the wheel is out-of-round, it will have ____.

A) tire plug
B) runout
C) axial movement
D) radial movement

Question 11

3)The rim clamp changer was originally developed in Europe. It is has become the predominant tire changer in North America as well.

Question 12

5)Older, narrower bias tires were dynamic-balanced.

Question 13

17)Some older drums and disc brake rotors are fastened tight to the hub. The studs are ____________________, which means that they are deformed to keep them tight.

Question 14

4)Tires that require less than 40 psi to inflate must always be installed in an inflation cage.

Question 15

14)While having a discussion, Technician A says that static imbalance subjects the wheel to vertical impacts that become worse with higher speed. Technician B says that dynamic imbalance subjects the wheel to vertical impacts that become worse with higher speed. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 16

15)During ____ when the tire returns to the road, a small amount of its tire rubber is scrubbed off.

A) axial movement
B) radial movement
C) wheel tramp
D) tire rotation

Question 17

16)Switching tires between positions on the vehicle is called ____________________.

Question 18

2)When a tire tread has scalloped or cupped wear, this is usually because the tire has been hopping up and down on the road.

Question 19

1)According to the Goodyear Tire and Rubber Company, a 4 psi decrease in pressure below the recommended amount can result in a 10% loss of tread life.

Question 20

19)Tire ____________________ can result in cupped tire wear, traction loss, and premature wear to steering and suspension parts.

Question 21

21)What are the results of low tire pressure?

Question 22

25)What type of tires should not be repaired?

Question 23

22)What are the results of high tire pressure?

Question 24

23)What are the advantages of rubber lube?

Question 25

24)How would you check a tire for leaks?