Surveying Online Test – Paper 3

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

2. If the magnetic bearing of a line is 65° and the true bearing 45°, then the magnetic declination is

3. To orient a plane table without two inaccessible points, the method generally adopted is:

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

5. If the plane table is not horizontal in a direction at right angles to the alidade, the line of sight is parallel to the fiducial edge only for:

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

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

8. 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

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

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

11. Personal error in leveling occurs due to

12. *Due to the curvature of the earth, objects look

13. The dip of the needle

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

15. A diagonal eyepiece is provided with a

16. A chain 33 feet long and consisting of 16 links each 2(1/16) feet long is

17. The Bench Mark of a point is 400m. Backsight reading at the benchmark is 2.20, and the foresight reading of point A is 2.10. Find the RL of point A

18. The image of the objectives formed should lie

19. For the construction of a highway railway

20. The types of survey in which fieldwork and plotting proceed simultaneously are:

21. The fix of the table is good when:

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

23. The three-point problem can be solved by:

24. An imaginary line lying through the surface of the ground, having a constant inclination to the horizontal, is known as

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

26. The "point of tangency" of a simple circular curve is

27. When several contours coincide, it indicates

28. *The line of collimation should be parallel to

29. Sensitivity of a level tube is expressed by

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

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

32. Height of the instrument is equal to:

33. The quadrantal system confines the user to measure the bearings from

34. If the sights are vertical

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

36. The rise and fall method of leveling provides a complete check on

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

38. 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

39. The method of tacheometry in which the observation is made with stadia wires with a variable interval is known as

40. When a chain line encounters a river:

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

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

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

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

45. A series of closed contour lines on the map with higher to lower values inside them represent a

46. *The leveling of the instrument is done such that

47. Instrumental error in leveling is an error due to

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

49. Intersection is preferred to radiation when:

50. In normal condition, the difference of fore and back bearing should be?