Surveying Online Test – Paper 3

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

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

3. The "point of the curve" of a simple circular curve is

4. Chainage is the distance measured

5. The angular error of closure or summation error should not exceed (Where N is the number of stations or sides.)

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

7. The spacing of crosshairs in a stadia diaphragm of a tacheometer is 1.5mm, and the focal length of the objective glass is 30cm, the multiplying constant of the tacheometer is

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

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

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

11. Geodetic survey is different from plane surveying because of

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

13. The orientation of the table is done by

14. Contour interval is proportional

15. The size of the plane table is:

16. *Accuracy of 'fix' by two-point problem is

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

18. Distomats is a type of

19. The magnetic declination at a place is 7°20' W, the bearing given by the compass is S45°40'E, the true bearing of the place is

20. Chain surveying is used for

21. The correction for curvature as applied to staff reading is

22. Positive error is caused if

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

24. Intersection is preferred to radiation when:

25. The Philadelphia rod is a type of

26. The scale used to measure and to set out the angles is

27. The last reading of leveling is always at

28. A series of straight, parallel, and widely spaced contours on a map represent a

29. It is more difficult to obtain good results while measuring the horizontal distance by the stepping method

30. 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

31. Fifteen readings were recorded in a level field book. If the instrument was shifted after the 5th, 10th, and 15th readings, then the foresight readings are

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

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

34. The Q.B of the lines are given by...., ...., & ..... If W.C.B. of the lines are 0°, 135°, 270° respectively

35. A traverse deflection angle is

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

37. The magnification of a telescope lens depends upon

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

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

40. Size of a theodolite is specified by

41. Any arbitrarily assumed level line from which vertical distances are measured is known as

42. The dip of the needle

43. The method of plane tabling generally adopted to obtain details and plotting inaccessible points is:

44. Contour lines

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

46. Butt rods are used for measuring

47. Handles are connected to the link by

48. The image of the objectives formed should lie

49. *Total station measures

50. The included angles of the theodolite traverse are generally measured