Surveying Online Test – Paper 3

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

2. The "point of the curve" of a simple circular curve is

3. A bearing noted N45° E represents

4. A relatively fixed point of known elevation above the datum is called

5. 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

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

7. During chaining along a straight line, the leader of the survey party has three arrows, and while the follower has five arrows. The distance of the follower from the starting point will be

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

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

10. The survey stations set up during traversing with the compass should be such that

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

12. If the quadrantal bearing of a line is N 35° W, then the whole circle bearing is

13. Personal error in leveling occurs due to

14. The number of links in a 30 m metric chain is

15. The method most suitable for plotting in hilly areas is:

16. The quadrantal system confines the user to measure the bearings from

17. Direction of the closing error is given by

18. An offset more than 15m in length is known as

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

20. The purpose of triangulation in a chain survey is

21. A Cadastral Map is a map having

22. If a chain is found too short on testing, it can be adjusted by

23. The reduced level of the line of collimation is 50m, and the staff reading at the base of the pillar is 1.15 m. Find the reduced level of the base of the pillar

24. The range of accuracy in measuring distance by EDM with respect to ODM is

25. Staff intercept means

26. A building is an obstacle to

27. Least count is given by

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

29. Plane table surveying is a graphical method of surveying in which:

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

31. Natural error in leveling is caused due to

32. Instrumental error in leveling is an error due to

33. The needle is adjusted for

34. Secular variation is an important factor because

35. In the whole circle system, the bearings are measured

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

37. The sag correction is always

38. The "point of tangency" of a simple circular curve is

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

40. 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

41. Offsets are

42. Tilting levels are used for

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

44. True meridians

45. Which one is the simplest survey?

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

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

48. 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

49. A curve consists of two areas of different radii bending in the same direction and lying on the same side of their common tangent and their centers being on the same side of the curve is known as a

50. An instrumental error in compass survey is because