5-31.
When adjusting a level, you should
follow an exact order for making
all the adjustments.
1.
True
2.
False
5-32.
You have found the level tube out
of adjustment on a level. You set
the instrument up and then level
the bubble over each set of
leveling screws. What is your next
step?
1.
Rotate the instrument 90° and
adjust the bubble half the
distance to the center of the
tube
2.
Rotate the instrument 180°,
check the bubble, and adjust
the bubble to the center of the
tube
3.
Rotate the instrument 180° and
adjust the bubble half the
distance to the center of the
tube
4.
Rotate the instrument 180°,
loosen the capstan screws, and
rotate the reticle until the
bubble is half the distance of
the tube
5-33.
Adjustments on a level should be
made in what order?
1.
Vertical cross hair, level
tube, and line of sight
2.
Horizontal cross hair, line of
sight, and level tube
3.
Level tube, line of sight, and
horizontal cross hair
4.
Level tube, horizontal cross
hair, and line of sight
534.
The two-peg test is used for what
purpose?
1.
All transit adjustments
2.
Adjusting line of sight on
levels
3.
Aligning the vertical cross
hair
4.
Adjusting the line of sight on
transits
5-35.
How should you compensate in the
field for a maladjusted level tube
on a level?
1.
Replace the tube
2.
Balance all your shots
3.
Relevel before each reading
4.
Run a two-peg test after
several shots
5-36.
What is the recommended method, if
any, for doing fieldwork when you
have a maladjusted horizontal cross
hair on a level?
1.
Always sight on a horizontal
plane
2.
Use the part of the horizontal
cross hair closest to the
vertical cross hair
3.
Use the part of the horizontal
cross hair on the outside of
the scope
4.
None
5-37.
To compensate for a maladjusted
line of sight on a level in the
field, you should
1.
balance your foresights and
backlights
2.
take short foresights and long
backsights
3.
level the instrument after
every foresight
4.
reverse the rod for backsights
Learning Objective: Recognize the
correct test and adjustment
procedures to be used in relation
to a surveyors transit.
5-38.
Where should your transit be
located when you are testing and
adjusting it?
1.
In the office on a desk
2.
In the shade on the hood of a
vehicle
3.
In the shade on a tripod
4.
In the shade on a workbench
31