GTU Civil Engineering (Semester 4)
Advanced Surveying
May 2015
Total marks: --
Total time: --
INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary


1 (a) Explain field work in tacheometry
7 M
1 (b) Explain relief displacement on a vertical photograph and derive necessary Equation
7 M

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
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 M
2 (b) Explain methods of correlates
7 M
2 (c) Explain equation of time
7 M

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 M
3 (b) Explain Total station giving its uses and different functions
7 M
3 (c) Describe components of remote sensing
7 M
3 (d) Explain global positioning system
7 M

4 (a) What is theory of least square ? Describe.
7 M
4 (b) Derive equation for V and H in tacheometry when staff held vertically in fixed hair method
7 M
4 (c) Explain parallax bar
7 M
4 (d) Explain celestial coordinate system
7 M

5 (a) Explain functions of GIS
7 M
5 (b) Describe Uses principles and figures of triangulations
7 M
5 (c) Describe laws of weights
7 M
5 (d) Describe Flight planning
7 M



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