it my prepare in 2015 at ITC of GRU Department of Rural Engineering

1. Question for final exam preparation
1. What is an ellipsoid?
2. What is a geoid?
3. What is WGS in topographic surveying?
4. What is the vertical line of a place?
5. What is a meridian?
6. What is a parallel?
7. What is geodetic point?
8. In topographic surveying, what is the abbreviation of UTM?
9. What is Accuracy?
10. What is Precision?
11. In topographic surveying, what is EDM?
12. In topographic surveying, what is GPS?
13. What is distance of BA if XA=875.17 m YA=275.30 m XB=753.04 m YB=295.79 m
14. What is azimuth of BA if XA=875.17 m YA=275.30 m XB=975.73 m YB=309.14 m
15. After the figure, what is the elevation of point B?
16. What is the azimuth of BD?
17. What is the coordinates of point B if coordinates of point A= (450, 752), distance AB=99 and azimuth AB=50 gr.
18. The height and elevation of A are 1.53 m and 74.372 m respectively. The sight to point B provide vertical angle of FL=89.025 gr and FR=288.987gr.
The slope distance between the point A and B is51.20 m and hv=1.7m. What is the elevation of point B?
19. What is the area of polygon ABC (S) and distance BC if the coordinates are :
XA=145 590 m YA=455 755 m XB=145 590 m YB=456 055 m XC=145990 m YC=455 755m
20. What is the corret matching between number and letters based on the fugure below:
A
C
B
Y
Y
GCA=251,324gr
39,432gr
78,12m
219,887gr
182,143gr
228,478gr
1
2
D89,72m 63,41m
MSL

2. 21. What is the corret matching between number and letters based on the fugure below:
22. What is the geometric form used to represent approximately the geoid?
23. To get two perpendicular lines, we use tap to measure three lines, what are those three length?
24. What is azimuth of BA if XA=875.17 m YA=275.30 m XB=975.73 m YB=309.14 m
25. What do we use GPS receiver for?
26. What différentiates true north and magnetic north?
27. What is the area of the polygone 12345 in the figure below:
28. What is the area of polygon ABCDE if the coordinates are shown in the table below?
Point of polygone X (m) Y (m)
A 872120.41 275667.46
B 872341.16 275819.74
C 872718.59 275665.49
D 872821.74 275401.60
E 872297.61 275384.13
Point Distance (m) Azimuth (grades)
1 48.12 53.12
2 51.33 100.03
3 48.71 147.41
4 57.48 261.53
5 47.93 380.37
1
5
2
5
3
0