Surveying Online Test – Paper 3

1. The distance between terminal points computed from a subsidiary traverse run between them is known as

2. The intercept of a staff is

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

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

5. Local attraction in compass surveying may be due to

6. 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

7. When several contours coincide, it indicates

8. Angular surveying in which both the horizontal and vertical positions of a point are obtained by optical means is known as

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

10. The angle that can be set by a French cross-staff is

11. The error eliminated by taking the mean of both face observations is

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

13. In an internal focusing type of telescope, the negative lens provided is

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

15. The function of the leveling head is

16. If a chain is found too short on testing, it can be adjusted by

17. If the observed reading of a level staff is 3.83m, and at the point sighted the staff is 0.15m off from the vertical through the bottom, the correct reading will be

18. The accuracy required in precise leveling is of the order of (Where K is the total distance of the level line in KM)

19. 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

20. Indirect ranging method is adopted when two points of the chain line are:

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

22. 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

23. Contour lines of different elevations can unite to form one line only in the case of

24. The maximum allowable limit up to which a measurement may vary from the true value is known as

25. The height of instrument method is

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

27. The location of the contour gradient for a highway is best set out from

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

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

30. Size of a theodolite is specified by

31. Tellurometer uses

32. The bearing of line AB is 200° and that of BC is 270°, the included angle ABC is

33. The device used in computing the horizontal and vertical distances rapidly and conveniently is

34. *The line of collimation should be parallel to

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

36. The advantage of anallatic lens is

37. 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:

38. Permanent adjustment is carried out to

39. The angle of intersection of a curve is the angle between

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

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

42. Offsets are

43. The dip of the needle

44. A straight line tangential to the longitudinal curve of the level tube at its center is known as

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

46. The multiplying constant of a tacheometer is

47. Area of triangle joining three corner points in comparison to the circle same three points:

48. Which of the following instruments is generally used for baseline measurements?

49. Find the R.F. of 1cm = 5m

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