Surveying Online Test – Paper 3

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

2. Tacheometry is adopted where

3. Error in tacheometric surveying is due to

4. The angle of intersection of the horizon mirror and the index mirror of an optical square is

5. The orientation of the table is done by

6. Theodolite traverse is plotted more accurately by

7. The three-point problem is concerned with:

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

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

10. *Error due to imperfect adjustment of plate level is termed as

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

12. The main difference between theodolite and level is:

13. 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?

14. The length of an Engineer's chain is

15. The process of turning the telescope about the vertical axis in a horizontal plane is known as

16. The optical square is based on the principle of

17. The horizontal distances obtained by tacheometry are corrected for

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

19. The instrument used to reproduce plans to a different scale is called

20. The strength of the fix of a plane table is:

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

22. The length of the perpendicular offset from a tangent to the junction of a transition curve and circular curve is equal to

23. Overturning of vehicles on a curve can be avoided by using

24. Handles of chains are made of

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

26. In the direct method of contouring, the process of locating points lying on a contour is known as

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

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

29. If the smallest division of a vernier is longer than the smallest division of its primary scale, the vernier is known as

30. A discrepancy is the difference between

31. The trunion axis or transverse axis is

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

33. For a line AB

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

35. 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

36. The inclination of the needle to the horizontal towards the pole is called

37. If the bearing of AB is N 30° W and the bearing of BC is N 40° E, then find the angle < ABC

38. The difference between the sum of the measured angles and the theoretical sum of the angles of a closed traverse is called the

39. Theodolite is an instrument used for measuring

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

41. Obstacle to ranging but not chaining is

42. The stadia hairs are not used in

43. The instrument used for measuring area on a contour map is

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

45. An imaginary line connecting the points of equal elevation on the ground surface is known as

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

47. Parallax may be eliminated by

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

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

50. Short offsets are measured with