تم الحل ✓
categoryهندسة مساحة وجيوماتيك
schoolبكالوريوس
event_available2026-07-15
السؤال
Transcribed Image Text:
1. Calculate the area and its error of a rectangular parcel with sides:
a. 162.335 m± 0.010 m by 73.030 m ± 0.006 m
b. 350.25 ft ± 0.12 ft by 225.25 ft ± 0.08 ft
2. For finding the horizontal distance between points A and B and its error, if the slope distance
and the vertical angle are measured as:
a. 762.215 m ± 0.007 m and 2°21'55" ± 5"
b. 1162.315 ft± 0.015 ft and 7°35'48"± 5"
3. A field party is capable of taking tape measurements with a standard error of ± 0.02 ft each
time the 100-ft tape is used. What standard error is expected in a distance of 565.36 ft?
4. Line of levels was run requiring 32 instrument setups. If the rod reading for easc backsight
and each foresight has a standard error of ± 3mm what is the error of the entire line.
5. Determine the weighted average and its error (where applicable) of the following angles:
a. 222°12'36" wt. 2; 222°12'42" wt. 1; 222°12'34" wt. 3:
b. 96°14'20" 3": 96°14'24" ± 2": 96°14'18" ±1":
6. Specification for observing angles of a 10-sided polygon limit the total angular misclosure to
±10". How accurately each angle must be measured to satisfy this requirement?
7. Determine relative weights and perform weighted adjustments for the angles A, B and C of a
planar triangle given the following measurements:
Angle A
Angle B
Angle C
44°28'16"
65°56'13"
69°35'20"
44°28'12"
65°56'10"
69°35'24"
44°28'17"
65°56'06"
69°35'18"
44°28'11"
65°56'08"
69°35'24"
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