Surveying Online Test – Paper 3

1. In a traverse, the algebraic sum of the deflection angles, taking the right-hand deflection angles as positive and left-hand deflection as negative, should be equal to

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

3. "Fiducial edge" is the working edge of

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

5. An example of a level surface is

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

7. 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

8. The length of an Engineer's chain is

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

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

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

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

13. The device used in computing the horizontal and vertical distances rapidly and conveniently is

14. The prismatic compass and the surveyor's compass respectively give

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

16. The type of survey in which horizontal and vertical distance is measured

17. The height of instrument method is

18. The two-point problem as compared to the three-point problem is:

19. Contour lines look to cross each other in the case of

20. If n observations are taken, the accidental errors are proportional to

21. The strength of fix' is poor when:

22. Size of a theodolite is specified by

23. Chain surveying is used for

24. The surface perpendicular to the direction of gravity is

25. The magnetic north is indicated by

26. In a closed traverse,

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

28. An operation for determining the relative elevations of different points on the surface of the earth is known as

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

30. Butt rods are used for measuring

31. A field is measured with a 1.0 percent too-long chain is found to be 10,000 acres. The corrected area of the field will be

32. Negative errors are caused in the chain when its length is

33. The amount of correction due to local attraction at a place

34. A staff reading taken on a benchmark/ known elevation or change point is known as

35. The perpendicular distance of the midpoint of the line from the reference meridian is known as

36. Working edge of alidade is called

37. The advantage of anallatic lens is

38. Which one is the simplest survey?

39. Limiting the length of offset depends upon

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

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

42. In normal condition, the difference of fore and back bearing should be?

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

44. The three-point problem is concerned with:

45. The fundamental lines of transit of the theodolite are

46. The Philadelphia rod is a type of

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

48. The angular error of closure or summation error should not exceed (Where N is the number of stations or sides.)

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

50. Which one is wrong?