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Use material from Unit
Three, and Chapter 27, Auto Fundamentals - Stockel,
Stockel and Johanson, to complete the following questions.
1. A proper wheel alignment will ensure:
A) good steering control
B) good tire wear
C) a centered steering wheel
D) all of the above
2. All of the following statements about caster are true EXCEPT:
A) positive caster helps to return the steering to center after cornering
B) the steering axis is formed by the upper and lower ball joints
C) positive caster makes it easier to turn the wheels
D) positive caster tends to force the wheels to travel straight ahead
3. Excessive negative camber at the left front wheel can cause ______.
A) pulling to the left
B) pulling to the right
C) left tire wear
D) both B and C
4. Technician A says that Included Angle is the total
of SAI and camber on
one front wheel.
Technician B says that Included Angle is the total of
SAI and camber on both
front wheels. Who is right?
A) A only
B) B only
C) both A and B
D) neither A nor B
5. Which of the following angles, if incorrect, can cause pulling?
A) camber
B) caster
C) setback
D) all of the above
6. All of the following about TOE are correct EXCEPT:
A) on today's vehicles, toe may be set in or out
B) on today's vehicles, toe may be set at the rear wheels
C) toe can be adjusted to straighten the steering wheel
D) toe has little effect on tire wear
7. Proper SAI will allow the vehicle's ________ to return
the
steering wheel to the
straight-ahead position.
A) speed
B) weight
C) turning radius
D) both A and B
8. The major factor in the size of the tire slip angle is ________ .
A) camber
B) caster
C) toe
D) vehicle speed
9. Adjustable strut rods are often used to adjust front wheel _____ .
A) caster
B) camber
C) setback
D) included angle
10. Why do Technicians sometimes make adjustments outside of
factory
specification?
A) to improve handling
B) to improve tire wear
C) to compensate for lack of adjsutment
D) all of the above
11. Caster may be adjusted on control arms by using:
A) shims
B) slots
C) cams
D) all of the above
12. Technician A says that caster is not adjustable on the
rear wheels of
most vehicles.
Technician B says that a special tool is required when
adjusting toe on four
wheel steering. Who is right?
A) A only
B) B only
C) both A and B
D) neither A nor B
13. "Dog tracking" means that __________.
A) caster is too positive
B) caster is too negative
C) caster is neutral
D) caster does not affect "dog tracking"
14. All of the following statements about rear wheel adjustment
shims
are true EXCEPT:
A) there are no factory installed rear wheel adjusters on many newer
vehicles
B) rear wheel shims can be round discs that are thicker on one side
C) rear wheel shims can not be used on vehicles with factory adjusters
D) rear wheel shims can be used to set camber and toe
15. Alignment turn plates are used to measure __________ .
A) caster
B) camber
C) SAI
D) both A and B
16. Radial tire pull can be compensated for by ______ .
A) increasing caster
B) increasing camber
C) replacing the tire
D) aligning thrust angle with the centerline
17.
LEFT FRONT RIGHT FRONT
CAMBER
+3/4
- 1 1/2
CASTER
0
0
TOE
+ 1/16"
+1/16"
The above alignment readings would result in:
A) right outside tire wear
B) right outside tire wear, left inside tire wear
C) left inside tire wear
D) right inside tire wear
18. Each of the following can cause tire wear EXCEPT:
A) wheel balance
B) incorrect camber
C) incorrect caster
D) worn idler arm
19. When turning a corner, the front wheels are _______ .
A) toed out
B) turned so the inner wheel is at a greater angle than the outer
C) turning at different angles
D) all of the above
20. Too much negative caster on the left front wheel and normal
right
wheel caster will cause:
I. the car to pull to the left
II. the left tire to wear on the outside
A) I only
B) II only
C) both I and II
D) neither I nor II
21. A car has a strut rod from the front of the frame to the
lower control
arm. Which of these
is true about this system?
A) the rod acts as a stabilizer bar
B) shortening the rod affects camber
C) the length of the rod does not affect camber or caster
D) changing the rod length adjusts caster
22. Both front tire treads have sharp edges facing the center
and rounded
edges towards the outside.
This indicates too much _______ .
A) negative camber
B) toe out
C) positive camber
D) toe in
23. The purpose of the caster angle on a car is to _______.
A) maintain directional control
B) bring the road contact of the tire under the load
C) compensate for wear in the linkages
D) prevent tire wear
24. Caster refers to the _____________.
A) angle away from the true vertical when viewed from the front
B) relative alignment of the two front wheels in relation to each
other
C) forward or rearward tilt of the balljoints away from true vertical
D) imbalance in the tire and wheel assemblies
25. Positive camber means that the wheel is tilted _________.
A) forward at the top
B) rearward at the top
C) outward at the top
D) inward at the top