Surveying Online Test – Paper 3

1. The reciprocal leveling eliminates

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

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

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

5. A benchmark (BM) is a

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

7. Ranging is the process of

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

9. 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?

10. The closing error is given by

11. The needle is adjusted for

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

13. The sensitivity of the bubble tube can be increased by

14. With the help of leveling, we measure

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

16. *The radius of curvature of the arc of the bubble tube is generally kept

17. Find the length of curve if R=500 m, Intersection angle= 120°

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

19. 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

20. The shape of the vertical curve generally used is

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

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

23. If the quadrantal bearing of a line is N 35° W, then the whole circle bearing is

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

25. *Total station is

26. 'SPIRE TEST' is used in the permanent adjustment of theodolite for

27. *For the construction of highway/railway

28. Working edge of alidade is called

29. 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

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

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

32. The included angles of the theodolite traverse are generally measured

33. A scale representing either three units or only one unit and its fractions up to the second place of the decimal point is

34. The process of turning the telescope about the horizontal axis in a vertical plane by a complete revolution is known as

35. Butt rods are used for measuring

36. Chainage is the distance measured

37. The two-point problem is:

38. A Cadastral Map is a map having

39. *Accuracy of 'fix' by two-point problem is

40. A field is measured with a 1.0 percent too-long chain is found to be 10,000 acres. The corrected area of the field will be

41. The sag correction is always

42. The difference between a level line and a horizontal line is that

43. A series of closely spaced contour lines represent a

44. Handles are connected to the link by

45. In a constant level tube, the size of the bubble remains constant because the upper wall of the tube has

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

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

48. A 20 cm theodolite means

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

50. The W.C.B of a line is preferred to a quadrantal bearing merely because