7-33.
What is the multiplier used to find
the horizontal distance?
1.
99.14
2.
98.78
3.
99.43
4.
9.25
7-34.
What is the horizontal distance
from station A to point B?
1.
615.2 ft
2.
610.0 ft
3.
604.8 ft
4.
56.4 ft
7-35.
What is the difference in elevation
between station A and point B?
1.
5.64 ft
2.
6.10 ft
3.
56.40 ft
4.
604.80 ft
7-36.
What correction factor do you apply
to the elevation for the focal
length?
1.
Add 1.00 ft to the elevation
2.
Add 0.75 ft to the elevation
3.
Add 0.09 ft to the elevation
4.
Add 0.07 ft to the elevation
Learning Objective: Identify the
purpose of contour lines and
identify definitions of related
terms. Recognize procedures for
using and interpreting contour
lines; recognize the procedure for
interpolating contour lines.
7-37.
Relief, as applies to surveying, is
defined as
1.
the difference in elevation
2.
variation in the features of
the earth’s surface
3.
variation of natural features
of the earth’s surface
4.
man-made variations of the
earth’s surface
7-38.
Which of the following methods are
used for relief maps?
1.
3-D models
2.
Hachure lines
3.
Shading representing shadows
4.
Each of the above
7-39.
On a map, a line that represents
the same elevation for all points
on the line is called a/an
1.
contour line
2.
elevation line
3.
hachure line
4.
grid line
7-40.
Contour lines are used to show what
type of information on a
topographic map?
1.
The guickest route
2.
Boundaries
3.
Rivers and streams
4.
Relief
7-41.
What is the difference between the
values of adjacent contour lines
called?
1.
Index contour
2.
Contour interval
3.
Intermediate contour
4.
Elevation interval
7-42.
During a topographic survey, the
actual contour points on the ground
are located and plotted. This
system is called
1.
cross profiles
2.
control points
3.
grid control
4.
tracing contours
7-43.
The grid coordinate system works
best on what type of features?
1.
Slopes
2.
Relatively level ground
3.
Valleys
4.
Shorelines and cliffs
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