Surveying Online Test – Paper 3

1. Tellurometer uses

2. The tacheometric method is a more suitable method for preparing the contour map of

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

4. A 30m chain was found to be 20cm too long after chaining 1500m. The correct length of the total distance chained will be

5. Working edge of alidade is called

6. A poor fix of the table is:

7. 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

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

9. In the whole circle system, the bearings are measured

10. 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

11. You are requested to carry out a survey for the construction of a small airport in a mountainous region of Nepal. Which of the following surveying method will you choose?

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

13. Compensator is used to make the line of sight perpendicular to the vertical axis in the case of

14. For a station to be free from local attraction

15. 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

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

17. In a closed traverse, the algebraic sum of deflection angles is

18. The closing error is given by

19. Ten readings were recorded in a level field book. If the instrument was shifted after the 2nd and 6th readings, then the foresight readings are

20. Plane table survey is considered good as compared to other surveys since:

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

22. The purpose of triangulation in a chain survey is

23. In profile leveling, staff readings on two neighboring pegs 20m apart are 1.200 and 1.00, respectively. Therefore, the proposed road has a

24. The position of a point can be fixed more accurately by

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

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

27. A 20 cm theodolite means

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

29. An anallatic lens is provided in a tacheometer to measure the horizontal distance.

30. Bowditch's rule is applied to

31. If the magnetic bearing of the sun at noon at a place in the southern hemisphere is 150°, the magnetic declination at that place is

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

33. Handles are connected to the link by

34. A diagonal eyepiece is provided with a

35. Pick up the odd statement

36. The fix of the table is good when:

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

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

39. The height of instrument method is

40. Magnetic declination

41. A benchmark (BM) is a

42. 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

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

44. The magnification of a telescope lens depends upon

45. If the bearing of AB is N 30° W and the bearing of BC is N 40° E, then find the angle < ABC

46. *Total station measures

47. *The method of leveling used to carry out the reconnaissance of an area is

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

49. For accurate work, in comparison to the chain, the steel band is used because it

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