Surveying Online Test – Paper 3

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

2. Direct distance measurement method is more suitable to measure in

3. Axis method of traverse correction is used when

4. The sensitivity of the bubble tube can be increased by

5. Short offsets are measured with

6. Two contour lines, having the same elevation

7. If the formation level is less than the ground level, the difference between them at any point will give the

8. "Fiducial edge" is the working edge of

9. Contour lines

10. The Q.B of the lines are given by...., ...., & ..... If W.C.B. of the lines are 0°, 135°, 270° respectively

11. Methods adopted for traversing are

12. The effect of local attraction is observed in

13. A bearing noted N45° E represents

14. *The method of leveling used to carry out the reconnaissance of an area is

15. A benchmark (BM) is a

16. A traverse survey can be plotted

17. Parallax may be eliminated by

18. Contour interval, within the limits of a map

19. 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

20. To orient a plane table without two inaccessible points, the method generally adopted is:

21. The process of turning the telescope about the vertical axis in a horizontal plane is known as

22. The types of instrument generally used in the survey of gravity water supply system are:

23. Obstacle to ranging but not chaining is

24. The resection by a two-point problem as compared to the three-point problem:

25. Which one is the simplest survey?

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

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

28. The horizontal distances obtained by tacheometry are corrected for

29. The types of survey used to fix property lines are

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

31. The maximum permissible difference allowed while taking down the fore bearing and back bearing of a line is

32. Placing the table over the station such that the station plotted on the sheet is exactly above the corresponding station on the ground is:

33. In a survey, it was recorded that Σrise = 0, then

34. The Philadelphia rod is a type of

35. The method of leveling in which the plane table is set at only one station to take detail is known as:

36. The representation of general topography of a very flat terrain is possible only

37. An offset scale always has the zero mark at

38. The whole circle bearing 338°42" converted into quadrantal form is given as

39. The contour lines merge or cross one another on the map in the case of

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

41. Find the length of curve if R=500 m, Intersection angle= 120°

42. The trunion axis or transverse axis is

43. The contour lines are perpendicular to the

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

45. An imaginary line lying through the surface of the ground, having a constant inclination to the horizontal, is known as

46. The two-point problem is:

47. If the intercept on the vertical staff is observed as 1.5mm from a tacheometer, the horizontal distance between the tacheometer and staff station is

48. In leveling across a hill, the level should be set up on

49. Staff intercept means

50. Offset angle taken in chain survey may be