Civil Engineering (Semester 4)
TOTAL MARKS:
TOTAL TIME: HOURS
1 (a) Explain field work in tacheometry(7 marks)
1 (b) Explain relief displacement on a vertical photograph and derive necessary
Equation(7 marks)
2 (a) The followings are the details of tacheometric reading were obtained on a staff
vertically held calculate PQ and RL of Q Take M=100 and D=0
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Inst station |
Staff Station |
Vertical angle |
Hair readings |
Remark |
P |
BM |
-5° 30' |
1.150 |
1.800 |
2.450 |
Rl of BM 100 |
|
Q |
+6° 00' |
0.790 |
1.510 |
2.300 |
|
(7 marks)
2 (b) Explain methods of correlates(7 marks)
2 (c) Explain equation of time(7 marks)
3 (a) Find most probable value of angles A, B and C of triangle ABC from following
values
A = 52° 24'30''
B =64° 06'20''
C =63° 30' 02''(7 marks)
3 (b) Explain Total station giving its uses and different functions(7 marks)
3 (c) Describe components of remote sensing(7 marks)
3 (d) Explain global positioning system(7 marks)
4 (a) What is theory of least square ? Describe.(7 marks)
4 (b) Derive equation for V and H in tacheometry when staff held vertically in fixed
hair method(7 marks)
4 (c) Explain parallax bar(7 marks)
4 (d) Explain celestial coordinate system(7 marks)
5 (a) Explain functions of GIS(7 marks)
5 (b) Describe Uses principles and figures of triangulations(7 marks)
5 (c) Describe laws of weights(7 marks)
5 (d) Describe Flight planning(7 marks)