Surveying Online Test – Paper 3

1. Find the length of curve if radius of curve

2. A bearing noted N45° E represents

3. The difference between the most probable value of a quantity and its observed value is

4. The telescope is said to be normal when the

5. Local attraction in compass surveying may be due to

6. For a tacheometer, the additive and multiplying constants are respectively

7. Contour interval, within the limits of a map

8. If the needle is truly magnetic and is not sluggish

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

10. In a prismatic compass,

11. The angle which the true meridian makes with the magnetic meridian is called

12. The fix of the table is good when:

13. A diagonal eyepiece is provided with a

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

15. The reduced level of the line of collimation is 50m, and the staff reading at the base of the pillar is 1.15 m. Find the reduced level of the base of the pillar

16. The tie line is run through the survey to

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

18. The maximum permissible difference allowed while taking down the fore bearing and back bearing of a line is

19. An offset more than 15m in length is known as

20. The maximum number of omitted measurements that can be calculated from latitudes and departures of a closed traverse is

21. The height of instrument method is

22. Level surface is parallel to

23. 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

24. Normal tension is that pull which

25. Leveling across a river is done by

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

27. In the case of a telescopic alidade, the adjustment done is

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

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

30. A traverse deflection angle is

31. A Cadastral Map is a map having

32. The absence of spherical aberration in a telescope is known as

33. A 30 m long tape was standardized at a temperature of 30°C; at the time of measurement, the temperature recorded was 35°C. Then the correction for temperature per tape length is (coefficient of thermal expansion = 0.0001116/°C)

34. *Total station measures

35. 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

36. A 30 m long chain when tested should not show errors exceeding

37. Revolving of the telescope of a theodolite in a horizontal plane is

38. The needle is adjusted for

39. 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

40. *The line of collimation should be parallel to

41. Handles of chains are made of

42. Theodolite traverse is plotted more accurately by

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

44. If S is the value of one smallest division on the main scale, v is the value of one smallest division on the vernier, and n is the number of divisions on the vernier, then the least count is given by

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

46. 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?

47. For a line AB

48. The reciprocal leveling eliminates

49. The contour lines merge or cross one another on the map in the case of

50. If the sights are vertical