Surveying Online Test – Paper 3

1. The true bearing of a line can be calculated as (Where the declination is to the east.)

2. The image of the objectives formed should lie

3. The smaller angle which a survey line makes with the true meridian is known as

4. Handles are connected to the link by

5. The benchmark of a station A is 500 m, and the back sight reading at the point A is 2 m & foresight reading of station B is 3 m. Find the RL of station B

6. In the intersection method of plane tabling, the number of stations needed to be set up is:

7. Handles of chains are made of

8. If the smallest division of a vernier is longer than the smallest division of its primary scale, the vernier is known as

9. An operation for determining the relative elevations of different points on the surface of the earth is known as

10. "A curve of varying radius introduced between two branches of a compound curve is called

11. *For the construction of highway/railway

12. Fifteen readings were recorded in a level field book. If the instrument was shifted after the 5th, 10th, and 15th readings, then the foresight readings are

13. An instrumental error in compass survey is because

14. The absence of chromatic aberration in a telescope is known as

15. Find the R.F. of 1cm = 5m

16. For the route survey of a contour map, the method used is

17. The angle of intersection of a curve is the angle between

18. The order of accuracy of the elevation of points obtained from a contour map is equal to

19. The permissible limits of error in chaining for measurement on rough or hilly ground are

20. The method of plane tabling generally adopted to obtain details and plotting inaccessible points is:

21. The types of errors that are of a cumulative nature and can be corrected are known as

22. The sag correction is always

23. If Θ is the angle of the slope, L is the length of the slope, and H is the difference in elevation between the two ends of the link, then the slope correction will be

24. The line normal to the plumb line is known as

25. The tacheometric method is a more suitable method for preparing the contour map of

26. The levelling head of a transit theodolite consists of

27. Level surface is parallel to

28. The quadrantal bearing of a line is determined by:

29. The upgrade road meets with the downgrade road, then the curve formed at the junction is called

30. Contour lines look to cross each other in the case of

31. If the image formed by the objective of the telescope is not in the plane of crosshairs, it is called

32. Which of the following instruments is generally used for baseline measurements?

33. A river is an obstacle to

34. The purpose of triangulation in a chain survey is

35. The types of leveling used for Geodetic survey is

36. A traverse survey can be plotted

37. Contour interval, within the limits of a map

38. When the angular and linear measurements are equally precise in traversing, the balancing of the traverse is done by:

39. A poor fix of the table is:

40. The rise and fall method of leveling provides a complete check on

41. The Philadelphia rod is a type of

42. If the station A and B are equally affected and in the different direction, then the difference between the forebearing and back bearing of a line AB should be

43. For a tacheometer, the additive and multiplying constants are respectively

44. The graduations in a prismatic compass are

45. An internal focusing type of telescope is focused by the movement of

46. In survey works, declination varies from time to time and place to place. The main important variation is

47. A scale representing either three units or only one unit and its fractions up to the second place of the decimal point is

48. A benchmark (BM) is a

49. The perpendicular distance of the midpoint of the line from the reference meridian is known as

50. You are requested to carry out a survey for the construction of a small airport in a mountainous region of Nepal. Which of the following surveying method will you choose?