Surveying Online Test – Paper 3

1. The telescope is said to be normal when the

2. Secular variation is an important factor because

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

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

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

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

7. The advantage of anallatic lens is

8. Theodolite is an instrument used for measuring

9. If the level tube is out of adjustment by an angle e, when the telescope is rotated through 180°, it becomes

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

11. Local attraction at a place may be due to

12. If S is the value of one smallest division on the main scale, v is the value of one smallest division on the vernier, and n is the number of divisions on the vernier, then the least count is given by

13. Which one of the following is not a personal error?

14. The absence of chromatic aberration in a telescope is known as

15. Angle of 45° with the chain line may be set out with

16. *The two-peg method is used to check the parallelism between the

17. A negative declination shows the magnetic meridian to the

18. Tellurometer uses

19. *The line of collimation should be parallel to

20. In a survey, it was recorded that Σrise = 0, then

21. Direct distance measurement method is more suitable to measure in

22. Chain surveying is used for

23. The longest chain line passing through the center of the area is known as

24. A disadvantage of plane table survey is:

25. The triangle formed by joining the position of the known points on plane table survey is known as:

26. Different grades are joined together by a

27. Which of the following terms is not associated with leveling:

28. The representation of general topography of a very flat terrain is possible only

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

30. Least count is given by

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

32. Error in tacheometric surveying is due to

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

34. Magnetic declination

35. The fundamental lines of transit of the theodolite are

36. 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

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

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

39. If the sum of northing of a traverse exceeds the sum of southing by 2m and the sum of easting exceeds the sum of westing by 2m, the resulting closing error will be

40. Short offsets are measured with

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

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

43. The tie line is run through the survey to

44. 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

45. During chaining along a straight line, the leader of the survey party has three arrows, and while the follower has five arrows. The distance of the follower from the starting point will be

46. The method of tacheometry in which the stadia hair intercept is fixed is known as

47. Horizontal equivalent of a uniform slope must be

48. The boundary of water of a still lake is

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

50. The important points selected at the ends of the chain lines to command the boundaries of the survey are known as