2–40.
When operating a
sand, you should
if any?
1.
Increase the
in the tires
vehicle in soft
take what action,
air pressure
2.
Reduce the tire pressure
in the tires
3.
Install tire chains
4.
None
2–41.
What condition prevents a tire
from flexing and causes it to be
constantly subjected to hard jolts?
2-42.
1.
Overinflated tire
2.
Underinflated tire
3.
Traveling on a gravel
4.
Traveling in a quarry
On dual wheels, the valve
outside dual is placed at
degrees from the valve on
inside dual?
road
of the
what
the
1.
30
2.
90
3.
120
4.
180
2-43.
What component of a tire assembly
permits air, under pressure, to
enter the tire, but prevents it
from escaping?
1.
Tire ply
2.
Tire bead
3.
Valve core
4.
Valve cap
2-44.
What component of a tire assembly
prevents dirt and moisture from
entering the valve body?
1.
The valve cap
2.
The valve cup
3.
The valve jacket
4.
The valve spring washer
2–45.
Part of your prestart operation
is to ensure all valve stems have
valve caps.
1.
True
2.
False
2-46.
2–47.
2-48.
2-49.
2-50.
Improperly matched tires can cause
transfer case and differential
failures.
1.
True
2.
False
Radial-ply tire can be mixed with
bias-ply tires on the same axle.
1.
True
2.
False
Which of the following types of
tire treads is of a V-design with
large spaces between the lugs?
1.
Cross-country tread
2.
Regular tread
3.
Nondirectional tread
4.
Directional tread
On a grader, in what manner are
directional tread tires mounted
on the dead or steering axle?
1.
The point of the V meets the
ground first
2.
The open part of the V meets
the ground first
3.
The perpendicular portion of
the lugs meet the ground first
4.
The rounded shoulder of the
lugs meet the ground first
Which of the following types of
tire treads have rounded shoulders
and lugs that are placed perpen-
dicular to the center line of the
tire?
1.
Cross-country tread
2.
Regular tread
3.
Nondirectional tread
4.
Directional tread
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