Download GTU BE/B.Tech 2019 Summer 4th Sem Old 140601 Advanced Surveying Question Paper

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GUJARAT TECHNOLOGICAL UNIVERSITY

SEMESTER-IV(OLD) - EXAMINATION - SUMMER 2019

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Subject Code:140601 Date:17/05/2019

Subject Name: Advanced Surveying

Time:02:30 PM TO 05:00 PM Total Marks: 70

Instructions:

1. Attempt all questions.

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2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

1. Explain the procedure for finding the multiplying constant and additive constant in tacheometric surveying. 07

2. The following observations were made using a tachometer fitted with an analytic lens, the multiplying constant being 100. Calculate the distance AB and RL of A and B. Find the gradient of the line AB. 07

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   Inst. Station	H.L	Staff Station	W.C.B.	Vertical angle	Staff reading	remarks
   O	1.550	A	30°30'	4°30'	1.155, 1.755, 2.355	R.L.of O =200.00 m
   		B	75°30'	10°15'	1.250, 2.000, 2.750

   
   
   

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3. What is base line? How it is selected? Describe any one procedure of its extension. 07

4. Describe Principal of Triangulation and show schematically different sets / orders of triangulation Figures. 07

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   OR

   Write short note on Total Station. State its applications in the field of civil engineering. 07

5. What is the weight of a quantity? Discuss various laws of weights. 07

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6. Determine the most probable value of the angles of triangles ABC, given by the following data. 07

   Angle	weight
   A=62°14'12”	1
   B=48°12' 14"	3
   C=69°33'28”	2

   OR

   Define the following terms : 07

   1- Longitude , 2- Celestial sphere, 3- Vertical circle, 4 - Visible horizon , 5 — Zenith, 6- Celestial equator, 7 - Nadir

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7. What are the various uses of aerial camera? Describe with neat sketch its essential parts. 07

8. Write short note on Geospatial analysis. 07

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1. Two points A and B which have elevations as 500 m and 700 m respectively. Their corrected photo co-ordinates are as under 07

   focal length of 220 mm and from an altitude of 2800 m

   
   
   
   

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   Point	Photo co-ordinate
   	X , mm	y, mm
   a	+23.8	+16.4
   b	-13.6	-29.7

   
   
   

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   Determine the length of the ground line AB.

2. What do you mean by GPS? Give an overview of GPS. Describe briefly the uses and applications of GPS. 07

3. Write the applications of GIS in civil engineering field. 07

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4. Write the basic principle of remote sensing? Discuss the components of remote sensing in brief. 07

   OR

   Define GIS. Discuss the key components of GIS with figure. 07

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5. Explain with sketch electromagnetic wave & spectrum. 07

6. Explain integration of remote sensing and GIS. 07

   OR

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