Surveying Online Test – Paper 3

1. Boning rod is used

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

3. The foremost work to be executed while traversing with a compass is

4. The two-point problem and three-point problems are methods of:

5. The method of offset laying involving minimum measurement on the ground is

6. A chain 33 feet long and consisting of 16 links each 2(1/16) feet long is

7. A bearing noted N45° E represents

8. Isogonic lines are

9. When the following scale is the smallest one

10. If the sum of northing of a traverse exceeds the sum of southing by 2m and the sum of easting exceeds the sum of westing by 2m, the resulting closing error will be

11. A discrepancy is the difference between

12. The boundary of water of a still lake is

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

14. The surface of zero elevation around the earth, which is slightly irregular and curved, is known as

15. In the stadia method, if k is the multiplying factor, s is the staff intercept, c is the additive constant of the instrument, then the distance equation is given by the expression

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

17. The contour line can cross one another on a map only in the case of

18. The method of tacheometry in which the observation is made with stadia wires with a variable interval is known as

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

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

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

22. Level surface is parallel to

23. The size of the plane table is:

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

25. Metallic tapes are made of

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

27. In trigonometrical leveling, the combined correction is given by (where m=coefficient of refraction)

28. Closed contours with higher value inside represent a

29. The height of instrument method is

30. Chain surveying is used for

31. Find the contour interval for the map, 1: 25000 in IS & FPS

32. 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

33. The horizontal distances obtained by tacheometry are corrected for

34. *The line of collimation should be parallel to

35. Instrumental error in leveling is an error due to

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

37. In compass surveying

38. The designation of scale recommended by IS: 1491-1959 is

39. The area of the earth's surface is taken into account only if the extent of the survey is more than

40. The types of leveling used for Geodetic survey is

41. Different grades are joined together by a

42. The triangle formed by joining the position of the known points on plane table survey is known as:

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

44. The theory of probability is applied to

45. A level tube is used to make the line of sight horizontal. It is filled with

46. Intersection is preferred to radiation when:

47. The multiplying constant of a tacheometer is

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

49. The magnification of a telescope lens depends upon

50. The W.C.B of a line is preferred to a quadrantal bearing merely because