Surveying Online Test – Paper 3

1. A series of straight, parallel, and widely spaced contours on a map represent a

2. For any point on the surface with a given inclination, the contour gradient possible is

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

4. In a closed traverse, the algebraic sum of deflection angles is

5. Theodolite is an instrument used for measuring

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

7. The direct method of contouring is

8. Contour interval, within the limits of a map

9. The surface perpendicular to the direction of gravity is

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

11. 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

12. Bench marks are fixed by

13. The direction of the steepest slope on a contour is

14. The accuracy of measurement in chain surveying does not depend upon

15. While measuring horizontal distance by stepping method we should follow

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

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

18. The three-point problem is concerned with:

19. The upper plate

20. In the scale of a map is 1:25000, what does it mean:

21. Crosshairs in a surveying telescope are fitted

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

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

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

25. Horizontal equivalent of a uniform slope must be

26. For a station to be free from local attraction

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

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

29. The closing error is given by

30. Permanent adjustment is carried out to

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

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

33. Intersection is preferred to radiation when:

34. When several contours coincide, it indicates

35. The tie line is run through the survey to

36. The method of tacheometry in which the stadia hair intercept is fixed is known as

37. Under Survey, "working from whole to part" is done

38. "Fiducial edge" is the working edge of

39. In tacheometric survey, the method which provides easy reading of the staff is

40. In a tacheometer provided with an anallatic lens, the distance between the object glass and the vertical axis is 15 cm. The focal length of the objective is 15 cm, and that of the anallatic lens is 10 cm. Hence, the distance between the two lenses is

41. Handles of chains are made of

42. The line normal to the plumb line is known as

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

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

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

46. The angle of intersection of a curve is the angle between

47. Offset angle taken in chain survey may be

48. Plane table survey is considered good as compared to other surveys since:

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

50. Diurnal variation depends upon