Surveying Online Test – Paper 3

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

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

3. Working edge of alidade is called

4. Theodolite traverse is plotted more accurately by

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

6. Negative errors are caused in the chain when its length is

7. The shape of the vertical curve generally used is

8. In a closed traverse, the closing error should not be more than (where N is the no. of sides of the traverse)

9. The angle subtended by the long chord of a simple curve at its center is equal to

10. Staff intercept means

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

12. The advantage of anallatic lens is

13. In leveling, the station where the back sight and foresight readings are taken is known as

14. The angular and linear measurement of the part of the traverse can be checked by

15. Normal tension is that pull which

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

17. The trunion axis or transverse axis is

18. Subtense bar is an instrument used for the measurement of horizontal distance in

19. The types of leveling used for Geodetic survey is

20. The order of accuracy of the elevation of points obtained from a contour map is equal to

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

22. In the case of a telescopic alidade, the adjustment done is

23. The designation of scale recommended by IS: 1491-1959 is

24. 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

25. The perpendicular distance of the midpoint of the line from the reference meridian is known as

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

27. The limiting length of an offset does not depend upon

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

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

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

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

32. 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

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

34. In a traverse, the algebraic sum of the deflection angles, taking the right-hand deflection angles as positive and left-hand deflection as negative, should be equal to

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

36. Error in tacheometric surveying is due to

37. The projection of a line on a plane parallel to the meridian is known as

38. 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

39. The fundamental lines of transit of the theodolite are

40. In a closed traverse,

41. True meridians

42. During leveling staff readings are taken 1.0, 0.8 & 0.6 from consecutive horizontal crosshairs, the staff intercept should be

43. Level surface is parallel to

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

45. Which one is the simplest survey?

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

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

48. When the following scale is the smallest one

49. Pick up the odd statement

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