theory questions of surveying ii 2

4
Theory Questions of Surveying II 2/4 (2 nd Semester) Chapter: 1 1. What are the types of theodolite and write the temporary adjustment of theodolite. 2. Draw the transit theodolite and write the component parts and their functions? 3. Write the methods of measurement of Horizontal angles by repetition and reiteration methods. 4. Differentiate between Repetition and Reiteration methods. 5. Write the errors in theodolite and what are the necessary steps to be taken for rectifying the errors. 6. List the fundamental axis (lines) of a theodolite. What are the relationships existing among the axis in perfect adjustment. 7. Explain the permanent adjustments of transit theodolite. 8. Distinguish between Temporary adjustments and Permanent adjustments. 9. Define the terms vertical axis, Horizontal axis (turnion axis), axis of telescope, axis of the bubble tube, Line of collimation, centring, transiting, face left observation, face right observation, telescope normal, telescope invested, changing face, Double sighting, least count of main and inverted scales. 10. Briefly explain the following methods, when using transit theodolite.

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Page 1: Theory Questions of Surveying II 2

Theory Questions of Surveying II 2/4 (2nd Semester)

Chapter: 1

1. What are the types of theodolite and write the temporary adjustment of

theodolite.

2. Draw the transit theodolite and write the component parts and their

functions?

3. Write the methods of measurement of Horizontal angles by repetition and

reiteration methods.

4. Differentiate between Repetition and Reiteration methods.

5. Write the errors in theodolite and what are the necessary steps to be taken for

rectifying the errors.

6. List the fundamental axis (lines) of a theodolite. What are the relationships

existing among the axis in perfect adjustment.

7. Explain the permanent adjustments of transit theodolite.

8. Distinguish between Temporary adjustments and Permanent adjustments.

9. Define the terms vertical axis, Horizontal axis (turnion axis), axis of telescope,

axis of the bubble tube, Line of collimation, centring, transiting, face left

observation, face right observation, telescope normal, telescope invested,

changing face, Double sighting, least count of main and inverted scales.

10. Briefly explain the following methods, when using transit theodolite.

a) Prolonging a straight Line

b) Measurement of Magnetic bearing of line

c) Measurement of deflection angle

Chapter: 2

11. What checks can be applied to closed and open traverse? What do you

understand by the closing error? Explain how it is adjusted.

12. Explain the methods of balancing the angle of a closed traverse.

13. Differentiate between Bowditch’s rule and transit rule.

14. Write brief notes about “Gales Traverse Table”.

15. Define the terms latitude, departure, consecutive coordinates independent

co-ordinates.

Page 2: Theory Questions of Surveying II 2

Chapter: 3

16. What is tacheometry? What are the advantages of tacheometric survey.

17. What are the advantages and disadvantages of anallactic lenses in a

tacheometer.

18. List the methods of tacheometry? Differentiate between fixed hair method

and movable hair method.

19. What is tangential method of tacheometry? Write advantages and

disadvantages.

20. Differentiate the tangential tacheometer with stadia tacheometer.

21. Discuss the substence bar method of tacheometric survey. What are the

advantages.

22. What is the Beamen stadia arc? What are the advantages and limitations.

Chapter: 4

23. Write the types of Curves and where those are necessary (uses)

24. Write the elements of a simple circular curve and explain.

25. What are the methods of setting out a simple circular curve.

26. Write the setting out the curve using the following methods.

(i) Chain and lape:

(a) Off sets from long chords

(b) Successive bisection of long chord

(c) Off sets from tangent (radial)

Offsets from tangent (perpendicular)

(d) Offsets from chords produced

(ii) Theodolite

(a) Rankine’s Method

(b) Two theodolite method

(c) Tacheometric method

27. What are the different methods of designation of curve. Derive relationship

between the radius and degree of curve.

28. What are the advantages and disadvantages of two theodolite method over

Rankine’s method.

29. What are the advantages & disadvantages of tacheometric method in setting

out a curve.

Page 3: Theory Questions of Surveying II 2

30. Write the elements of compound curve with the figure and expressions.

31. Write the elements of reverse curve with the figure and expressions.

32. What is transition curve (easement curve) Why is used.

33. What conditions a transition curve should fulfill when introduced in between a

straight and circular curves.

34. Write the methods of determining the length of curve.

35. Write short notes on ideal transition curve (Clothoid).

Chapter: 5

36. Write the meaning, Principle & functions (application) of the following

(i) EDM

(ii) GPS

(iii) GIS

(iv) Total Station

37. What are the advantages and disadvantages of following

(i) EDM

(ii) GPS

(iii) GIS