Surveying Online Test – Paper 3

1. Offsets are

2. Find the length of curve if radius of curve

3. While measuring horizontal distance by stepping method we should follow

4. A Cadastral Map is a map having

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

6. The effect of local attraction is observed in

7. 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

8. In survey, it was recorded that Σfall = 0 then

9. The type of survey in which horizontal and vertical distance is measured

10. The upgrade road meets with the downgrade road, then the curve formed at the junction is called

11. In the intersection method of plane tabling, the number of stations needed to be set up is:

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

13. If the distance between two points A and B is 1km, the combined correction for curvature and refraction will be

14. Contour lines look to cross each other in the case of

15. The surface perpendicular to the direction of gravity is

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

17. A traverse deflection angle is

18. A river is an obstacle to

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

20. The purpose of triangulation in a chain survey is

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

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

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

24. 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

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

26. Open cross-staff is commonly used for setting out

27. A leveling station is a point where:

28. For the construction of a highway railway

29. When the angular and linear measurements are equally precise in traversing, the balancing of the traverse is done by:

30. Magnetic declination

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

32. Ranging is the process of

33. If the focal length of the objective glass is 20cm, and the distance from the object glass to the trunnion axis is 12cm, the additive constant is

34. In compass surveying

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

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

37. Closed contours with higher value inside represent a

38. The upper plate

39. Two contour lines, having the same elevation

40. Level surface is parallel to

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

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

43. The method of leveling in which the plane table is set at only one station to take detail is known as:

44. A disadvantage of plane table survey is:

45. Secular variation is an important factor because

46. In chain survey execution, this first step taken is

47. Azimuth (direct angles) is an angle measured in

48. Plane table surveying is a graphical method of surveying in which:

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

50. The process of bringing the vertical circle to the right of the observer is called