8-58.
Which of the following alidade
attachments is used for accurate
leveling of the line of sight?
1.
Circular level
2.
Striding level
3.
Right-angle prism
4.
Vertical circle scale
8-59.
What type of assembly, when
8-60.
8-61.
8-62.
attached to the alidade, makes it
possible to determine horizontal
distances and differences in
elevation by the stadia method?
1.
Ball and socket
2.
Optical reading
3.
Stadia arc
4.
Exterior arc
Which of the following tools should
you use when clearing away small
saplings and vines?
1.
Chain saw
2.
Brush hook
3.
Coping saw
4.
Bull point
Which of the following tools is
best suited for driving pipe
markers into asphalt surfaces?
1.
A hatchet
2.
A single bit ax
3.
A sledgehammer
4.
A bull point
Which of the following tools should
you use to lift a manhole cover?
1.
A long-handled shovel
2.
A crowbar
3.
A long-bladed screwdriver
4.
A machete
8-63.
Which, if any, of the following
devices is used to locate buried
metal markers?
1.
Dip needle
2.
Mine detector
3.
Probing steel
4.
None of the above
8-64.
Which of the following tapes should
be used for the high-precision
measurement of a base line that is
in the vicinity of a high-voltage
circuit?
1.
Metallic
2.
Nonmetallic
3.
Steel
4.
Invar
8-65.
To run a traverse in steep terrain
on a windy day, which of the
following tripods should you use to
support the transit?
1.
Stilt-leg
2.
Wide-frame rigid
3.
Wide-frame jack-leg
4.
Jack-leg
8-66.
After you secure the restraining
strap, what is the next step in
setting up a tripod?
1.
Hold one leg only close to your
body
2.
Hold two legs close to your
body
3.
Spread the legs 60° apart
4.
Spread the legs until they form
about a 50° to 60° angle with
the horizontal
8-67.
Which of the following actions is
NOT a proper way to care for a
tripod?
1.
Applying pressure across the
tripod legs when pressing the
tripod into the ground
2.
Adjusting the hinge joint
without overtightening
3.
Applying a light coat of oil on
the metal parts of the tripod
4.
Applying pressure along the
tripod legs when pressing the
tripod into the ground
8-68.
The effectiveness of the plumb bob,
cord, and target set as a precision
instrument will be most impaired by
what condition?
1.
Faded paint on the target
2.
Dust on any part of the set
3.
A damaged or bent tip on the
plumb bob
4.
A worn leather sheath
8-69.
Which of the following tape
accessories should be used to
hold the tape securely at an
intermediate point?
1.
Tape clamp handle
2.
Tension scale
3.
Taping stool
4.
Staff
56