Surveying Online Test – Paper 3

1. Well-conditioned triangle having an angle between

2. If W is the weight of the chain, L is the span, and P is the tension or pull, the sag correction for the chain will be

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

4. An internal focusing type of telescope is focused by the movement of

5. Bench marks are fixed by

6. Sensitivity of a level tube is expressed by

7. A series of closed contour lines on the map with higher to lower values inside them represent a

8. Obstacle to ranging but not chaining is

9. The best method of interpolation of contours in the direct method of contouring is by

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

11. You are requested to carry out a survey for the construction of a small airport in a mountainous region of Nepal. Which of the following surveying method will you choose?

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

13. 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

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

15. The spacing of cross-sections in the indirect method of contouring depends upon

16. Pick up the odd statement

17. In leveling, the station where the back sight and foresight readings are taken is known as

18. A level line is a

19. The fix of the table is good when:

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

21. The process of bringing the vertical circle to the right of the observer is called

22. The function of the leveling head is

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

24. *Total station is

25. Geodetic survey is different from plane surveying because of

26. Hydrographic survey deals with the mapping of

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

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

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

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

31. The Philadelphia rod is a type of

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

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

34. The closing error is given by

35. Which of the following instruments is generally used for baseline measurements?

36. Which one is wrong?

37. For a line AB

38. *Total station measures

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

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

41. The contour interval depends upon

42. The optical square is based on the principle of

43. For Y level, Cooke's, and Cushing levels, the line of collimation should coincide with

44. The place where the reading is taken is known as

45. A transition curve introduced between the tangent and the circular curve should

46. The principle of surveying to prevent the accumulation of errors is

47. The needle is adjusted for

48. In a closed traverse,

49. Contour lines of different elevations can unite to form one line only in the case of

50. The spacing of crosshairs in a stadia diaphragm of a tacheometer is 1.5mm, and the focal length of the objective glass is 30cm, the multiplying constant of the tacheometer is