Question Paper: Advanced Surveying : Question Paper May 2015 - Civil Engineering (Semester 4) | Gujarat Technological University (GTU)
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## Advanced Surveying - May 2015

### 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)