Surveying Online Test – Paper 3

1. If the station A and B are equally affected and in the different direction, then the difference between the forebearing and back bearing of a line AB should be

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

3. *The line of collimation should be parallel to

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

5. If the temperature increases, the sensitivity of a bubble tube

6. The bearing of the traverse line is calculated by

7. The correction for curvature as applied to staff reading is

8. For a line AB

9. Handles of chains are made of

10. The elevation (BM) of point A is 100 m. Backsight reading at A is 20, and foresight reading at B is 30 m. Find the RL of point B

11. When the following scale is the smallest one

12. The instrument used for centering the plane table accurately is:

13. The outer spindle attached to the lower plate in a transit theodolite is known as

14. The image of the objectives formed should lie

15. The function of the leveling head is

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

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

18. The types of leveling used for Geodetic survey is

19. Diurnal variation depends upon

20. In survey works, declination varies from time to time and place to place. The main important variation is

21. Butt rods are used for measuring

22. Error in tacheometric surveying is due to

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

24. Personal error in leveling occurs due to

25. If the magnetic declination is (-)6°0' and the reduced bearing of a line is S40°01'E, the true bearing of the line is

26. Local attraction in compass surveying may be due to

27. The types of instrument generally used in the survey of gravity water supply system are:

28. Height of instrument method of leveling, as compared to the rise and fall method, is

29. The upper plate

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

31. A disadvantage of plane table survey is:

32. The difference between the two bearings of the last line as observed at the first and the last station of a traverse is known as

33. "A curve of varying radius introduced between two branches of a compound curve is called

34. Pick up the odd statement

35. Offset angle taken in chain survey may be

36. In profile leveling, staff readings on two neighboring pegs 20m apart are 1.200 and 1.00, respectively. Therefore, the proposed road has a

37. In a closed traverse by included angles, the sum of measured interior angles should be equal to

38. Actually, which is not the method of plane tabling?

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

40. The magnetic north is indicated by

41. Crosshairs in a surveying telescope are fitted

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

43. Magnetic declination

44. The observed reading on a leveling staff was 3.525 m. If the staff was 0.125m off from the original ground level, what should be the correct reading?

45. 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

46. The number of horizontal cross wires in a stadia diaphragm is

47. If the image formed by the objective of the telescope is not in the plane of crosshairs, it is called

48. The maximum number of omitted measurements that can be calculated from latitudes and departures of a closed traverse is

49. If the needle is truly magnetic and is not sluggish

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