Surveying Online Test – Paper 3

1. The difference between the most probable value of a quantity and its observed value is

2. For accurate work, in comparison to the chain, the steel band is used because it

3. If the temperature increases, the sensitivity of a bubble tube

4. The multiplying constant of a tacheometer is

5. Limiting the length of offset depends upon

6. An example of a level surface is

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

8. Angle of 45° with the chain line may be set out with

9. Offsets are

10. 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

11. The theory of probability is applied to

12. Intersection is preferred to radiation when:

13. A bearing noted N45° E represents

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

15. The fundamental lines of transit of the theodolite are

16. A series of closely spaced contour lines represent a

17. Subtense bar is an instrument used for the measurement of horizontal distance in

18. The projection of a line on a plane parallel to the meridian is known as

19. An invert is taken when the point is

20. If the included angle is less than 180°, the deflection angle is

21. The spacing of cross-sections in the indirect method of contouring depends upon

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

23. The instrument used to reproduce plans to a different scale is called

24. If the magnetic bearing of the sun at noon at a place in the southern hemisphere is 150°, the magnetic declination at that place is

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

26. Indirect ranging method is adopted when two points of the chain line are:

27. Which one of the following is not a personal error?

28. A chain is made up of mild steel or galvanized iron wire of diameter

29. The chord of curve less than peg interval is known as

30. Chain surveying is used for

31. 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?

32. The trunion axis or transverse axis is

33. The difference between the two bearings of the last line as observed at the first and the last station of a traverse is known as

34. The process of turning the telescope about the horizontal axis in a vertical plane by a complete revolution is known as

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

36. In a dumpy level, the objective and eyepiece lenses are made of two or more small lenses to obtain

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

38. In the case of leveling staff readings are taken by (In the case of target staff)

39. Crosshairs in a surveying telescope are fitted

40. Which one is wrong?

41. The shape of the vertical curve generally used is

42. A straight line tangential to the longitudinal curve of the level tube at its center is known as

43. The advantage of anallatic lens is

44. The height of instrument method is

45. Boning rod is used

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

47. In chain survey execution, this first step taken is

48. Which of the following terms is not associated with leveling:

49. 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

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