Surveying Online Test – Paper 3

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

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

3. The survey which is carried out to determine absolute locations and the direction of any line on the surface of the earth by making observations of heavenly bodies is called

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

5. The trunion axis or transverse axis is

6. The smaller angle which a survey line makes with the true meridian is known as

7. Cubic parabola is a type of

8. When several contours coincide, it indicates

9. Contour interval, within the limits of a map

10. Level surface is parallel to

11. Invar tapes are made of an alloy of

12. 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

13. The sensitivity of the bubble tube expressed in terms of the angular value of one division of the bubble is given by

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

15. Which one of the following may not be classified as personal error

16. For a tacheometer, the additive and multiplying constants are respectively

17. Theodolite is an instrument used for measuring

18. Handles are connected to the link by

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

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

21. The central angle subtended by an arc of 30m of the curve

22. The chain length which is not the standard metric chain length is

23. Open cross-staff is commonly used for setting out

24. The magnification of a telescope lens depends upon

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

26. The reciprocal leveling eliminates

27. Theodolite traverse is plotted more accurately by

28. The advantage of anallatic lens is

29. The projection of a line on a plane perpendicular to the meridian is known as

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

31. Short offsets are measured with

32. For a dumpy level in perfect adjustment, the horizontal cross hair should be in a plane

33. The contour lines merge or cross one another on the map in the case of

34. In chain survey execution, this first step taken is

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

36. The horizontal distances obtained by tacheometry are corrected for

37. The minimum horizontal distance between any two consecutive contours is known as

38. Choose the correct statement:

39. The quadrantal bearing of a line is determined by:

40. The shape of the vertical curve generally used is

41. An anallatic lens is provided in a tacheometer to measure the horizontal distance.

42. Intersection is preferred to radiation when:

43. The effect of local attraction is observed in

44. Angular surveying in which both the horizontal and vertical positions of a point are obtained by optical means is known as

45. When the whole circle bearing of two lines AB and AC are 115° and 41° respectively, then the included angle BAC will be:

46. Find the RL of the collimation line. If the RL of BM is 100 m & BS staff reading is 5.35 m

47. The types of errors that are of a cumulative nature and can be corrected are known as

48. Azimuth (direct angles) is an angle measured in

49. The magnetic bearing of a line is 60°, and the true bearing of the same line is 70°. Find the declination

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