Question 1

Most information about a car's tires can be found ______.

Accepted Answer

A)  under the hood 
B)  on the tire placard 
C)  above the driver's visor 
D)  above the passenger's visor 
A)  under the hood 
B)  on the tire placard 
C)  above the driver's visor 
D)  above the passenger's visor

Question 2

What type of bead loosener should be used when dismounting run-flat tires?

Accepted Answer

A)  roller type 
B)  shovel type 
C)  air blast 
D)  pneumatic 
A)  roller type 
B)  shovel type 
C)  air blast 
D)  pneumatic

Question 3

Technician A says an incorrect wheel can affect tire clearance, or speedometer and odometer calibrations. Technician B says the wrong size wheel can also affect the antilock brake system. Who is correct?

Accepted Answer

A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B 
A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B

Question 4

Technician A says wheel tramp is caused by dynamic imbalance. Technician B says wheel shimmy is caused by static imbalance. Who is correct?

Accepted Answer

A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B 
A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B

Question 5

Technician A says the proper inflation pressure is printed on the tire sidewall. Technician B says the proper inflation pressure is listed on the tire placard on the driver's door jamb. Who is correct?

Accepted Answer

A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B 
A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B

Question 6

A ____________________ tire has the same handling qualities in either direction of rotation.

Accepted Answer

The answer of A ____________________ tire has the same handling...

Question 7

Technician A uses a head-type plug to repair a tire puncture in the tread area of a tire. Technician B injects tire sealant through the valve stem to repair a tire puncture in the sidewall. Who is correct?

Accepted Answer

A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B 
A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B

Question 8

Technician A says an incorrect tire and wheel size can affect bearing life. Technician B says changing tire and wheel sizes does not affect antilock brake systems. Who is correct?

Accepted Answer

A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B 
A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B

Question 9

Most manufacturers recommend tire rotation at least every ____________________ miles.

Accepted Answer

6,000
6000

Question 10

On a P215/65 R15 89H tire, what is the profile [aspect ratio] of the tire?

Accepted Answer

A)  15 percent 
B)  65 percent 
C)  89 percent 
D)  215 percent 
A)  15 percent 
B)  65 percent 
C)  89 percent 
D)  215 percent

Question 11

When replacing tires, renew the valve stems only if they are leaking.

Accepted Answer

A) True 
 B)False

Question 12

Which of the following statements is NOT correct?

Accepted Answer

A)  Belts are reinforcing materials that encircle the tire under the tread 
B)  The casing of the tire consists of layers of rubber-impregnated cords, called plies 
C)  Most tread patterns are designed to work well on both wet and dry roads 
D)  The bead is the decorative pattern at the outer edge of the tread 
A)  Belts are reinforcing materials that encircle the tire under the tread 
B)  The casing of the tire consists of layers of rubber-impregnated cords, called plies 
C)  Most tread patterns are designed to work well on both wet and dry roads 
D)  The bead is the decorative pattern at the outer edge of the tread

Question 13

Tightening lug nuts beyond specifications may distort the disc brake rotor.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following statements is NOT correct?

Accepted Answer

A)  A cold patch should be stitched to the inner surface of the tire carcass 
B)  A tread puncture that is less than one-quarter inch in diameter is repairable 
C)  Wheel balancing is required only when new tires are installed 
D)  Punctures should be repaired from inside the tire 
A)  A cold patch should be stitched to the inner surface of the tire carcass 
B)  A tread puncture that is less than one-quarter inch in diameter is repairable 
C)  Wheel balancing is required only when new tires are installed 
D)  Punctures should be repaired from inside the tire

Question 15

Technician A says higher aspect ratios provide a softer ride because they will deflect more over irregular surfaces and under heavy loads. Technician B says shorter sidewall heights demand stiffer sidewalls. Therefore, tires with a low aspect ratio have a harsher ride. Who is correct?

Accepted Answer

A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B 
A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B

Question 16

What is static balance?

Accepted Answer

Static balance is the equal di

Question 17

Running a ____________________ tool over a cold patch helps to bind it to the tire.

Accepted Answer

The answer of Running a ____________________ tool over a cold...

Question 18

Some vehicles have left-hand threaded wheel studs and nuts on the driver's side of the vehicle.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following will NOT cause uneven tire wear?

Accepted Answer

A)  improper inflation pressure 
B)  wheels out of alignment 
C)  tires out of balance 
D)  high-speed driving 
A)  improper inflation pressure 
B)  wheels out of alignment 
C)  tires out of balance 
D)  high-speed driving

Question 20

What is dynamic balance?

Accepted Answer

Dynamic balance is the equal distributio

Exam 45: Tires and Wheels

Most information about a car's tires can be found ______.

What type of bead loosener should be used when dismounting run-flat tires?

Technician A says an incorrect wheel can affect tire clearance, or speedometer and odometer calibrations. Technician B says the wrong size wheel can also affect the antilock brake system. Who is correct?

Technician A says wheel tramp is caused by dynamic imbalance. Technician B says wheel shimmy is caused by static imbalance. Who is correct?

Technician A says the proper inflation pressure is printed on the tire sidewall. Technician B says the proper inflation pressure is listed on the tire placard on the driver's door jamb. Who is correct?

A ____________________ tire has the same handling qualities in either direction of rotation.

Technician A uses a head-type plug to repair a tire puncture in the tread area of a tire. Technician B injects tire sealant through the valve stem to repair a tire puncture in the sidewall. Who is correct?

Technician A says an incorrect tire and wheel size can affect bearing life. Technician B says changing tire and wheel sizes does not affect antilock brake systems. Who is correct?

Most manufacturers recommend tire rotation at least every ____________________ miles.

On a P215/65 R15 89H tire, what is the profile [aspect ratio] of the tire?

When replacing tires, renew the valve stems only if they are leaking.

Which of the following statements is NOT correct?

Tightening lug nuts beyond specifications may distort the disc brake rotor.

Which of the following statements is NOT correct?

Technician A says higher aspect ratios provide a softer ride because they will deflect more over irregular surfaces and under heavy loads. Technician B says shorter sidewall heights demand stiffer sidewalls. Therefore, tires with a low aspect ratio have a harsher ride. Who is correct?

What is static balance?

Running a ____________________ tool over a cold patch helps to bind it to the tire.

Some vehicles have left-hand threaded wheel studs and nuts on the driver's side of the vehicle.

Which of the following will NOT cause uneven tire wear?

What is dynamic balance?

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