IN ANSWERING QUESTIONS 6-33 THROUGH 6-35,
USE THE FOLLOWING INFORMATION. YOU HAVE
MEASURED A CLOSED TRAVERSE HAVING FOUR
ANGLES. THE SUM OF THE LEFT DEFLECTION
ANGLES EQUALS 435°03’00”, AND THE SUM OF
THE RIGHT DEFLECTION ANGLES EQUALS
75°01’12”.
6-33.
What is the sum of the exterior
angles?
1.
360°
2.
510°
3.
1,080°
4.
1,260°
6-34.
What is the angular error of
closure?
1.
-01’12”
2.
+01’12”
3.
-01’48”
4.
+01’48”
6-35.
How is the amount of adjustment
distributed among the angles?
1.
By subtracting 27” from the
right deflection angles only
2.
By adding 27” to the right
deflection angles and by
subtracting 27” from the left
deflection angles
3.
By subtracting 27” from each
angle
4.
By adding 27” to each
deflection angle
6-36.
You are giving the location by
plane coordinates of a point. In
what terms should you give the
location of that point in relation
to the point of origin?
1.
Its distance east
2.
Its distance south
3.
Its distance north or south
and the distance east or west
4.
Its distance south and west
6-37.
What is the latitude of a
100-foot-long traverse line
running due east?
6-38.
What is the departure of a
100-foot-long traverse line with
bearing N 40°E?
1.
100 ft
2.
100 ft cos 40°
3.
100 ft sin 40°
4.
100 ft tan 40°
6-39.
A positive latitude and a negative
departure characterize a traverse
line bearing
1. NE
2. NW
3. SE
4. SW
6-40.
The linear error of closure is
determined by
1.
the sum of the departures
2.
the difference in the
departures and latitudes
3.
the error of latitude
4.
the use of the Pythagorean
theorem with error of closure
in latitude and departure
6-41.
What is the most commnon method of
balancing a traverse?
1.
Rule of thumb
2.
Compass rule
3.
Closure rule
4.
Grid rule
IN ANSWERING QUESTIONS 6-42 THROUGH 6-44,
USE THE FOLLOWING INFORMATION.
TOTAL LENGTH OF TRAVERSE = 2,541.35
ERROR OF CLOSURE IN LATITUDE = -1.73
ERROR OF CLOSURE IN DEPARTURE = +2.01
6-42.
What is the linear error of
closure?
1.
0.24 ft
2.
0.57 ft
3.
1.93 ft
4.
2.65 ft
1.
0 ft
2.
1 ft
3.
50 ft
4.
100 ft
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