Surveying Online Test – Paper 3

1. *The two-peg method is used to check the parallelism between the

2. The Bench Mark of a point is 400m. Backsight reading at the benchmark is 2.20, and the foresight reading of point A is 2.10. Find the RL of point A

3. In a closed traverse,

4. The dip of the needle

5. If the magnetic bearing of a line is 65° and the true bearing 45°, then the magnetic declination is

6. In a prismatic compass,

7. Ten readings were recorded in a level field book. If the instrument was shifted after the 2nd and 6th readings, then the foresight readings are

8. For a line AB

9. Azimuth (direct angles) is an angle measured in

10. Crosshairs in a surveying telescope are fitted

11. The angle of intersection of the horizon mirror and the index mirror of an optical square is

12. The longitudinal section of the surface of the bubble tube is

13. The position of a point can be fixed more accurately by

14. The contour interval depends upon

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

16. The distance between terminal points computed from a subsidiary traverse run between them is known as

17. The optical square is based on the principle of

18. Revolving of the telescope of a theodolite in a horizontal plane is

19. Ranging is the process of

20. The image of the objectives formed should lie

21. Find the RL of the collimation line. If the RL of BM is 100 m & BS staff reading is 5.35 m

22. If the focal length of the objective glass is 20cm, and the distance from the object glass to the trunnion axis is 12cm, the additive constant is

23. A leveling station is a point where:

24. The needle is adjusted for

25. When the following scale is the smallest one

26. The central angle subtended by an arc of 30m of the curve

27. The three-point problem can be solved by:

28. Any arbitrarily assumed level line from which vertical distances are measured is known as

29. The accuracy required in precise leveling is of the order of (Where K is the total distance of the level line in KM)

30. Staff intercept means

31. Cubic parabola is a type of

32. The tie line is run through the survey to

33. The accuracy of measurement in chain surveying does not depend upon

34. The place where the reading is taken is known as

35. Which one is the simplest survey?

36. The maximum number of omitted measurements that can be calculated from latitudes and departures of a closed traverse is

37. The longest chain line passing through the center of the area is known as

38. In survey, it was recorded that Σfall = 0 then

39. The last reading of leveling is always at

40. In a closed traverse, the algebraic sum of deflection angles is

41. The angle subtended by the long chord of a simple curve at its center is equal to

42. In compass surveying

43. The height of instrument method is

44. Geodetic survey is different from plane surveying because of

45. Permanent adjustment is carried out to

46. A benchmark (BM) is a

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

48. *Total station is

49. 'SPIRE TEST' is used in the permanent adjustment of theodolite for

50. Pick up the odd statement