Surveying Online Test – Paper 3

1. The types of leveling used for Geodetic survey is

2. Tellurometer uses

3. Which one is the simplest survey?

4. If the needle of the compass is sluggish the type of error will be

5. The process of turning the telescope about the horizontal axis in a vertical plane by a complete revolution is known as

6. For a dumpy level in perfect adjustment, the horizontal cross hair should be in a plane

7. An internal focusing type of telescope is focused by the movement of

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

9. 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

10. The foremost work to be executed while traversing with a compass is

11. *For the construction of highway/railway

12. Working edge of alidade is called

13. Theodolite traverse is plotted more accurately by

14. In survey works, declination varies from time to time and place to place. The main important variation is

15. The surface perpendicular to the direction of gravity is

16. 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

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

18. The minimum horizontal distance between any two consecutive contours is known as

19. If the staff is held vertical and the angle of elevation and depression are kept the same, then the horizontal distance between the instrument and staff station computed by observation will be

20. The contour lines are perpendicular to the

21. Placing the table over the station such that the station plotted on the sheet is exactly above the corresponding station on the ground is:

22. A benchmark (BM) is a

23. The main difference between theodolite and level is:

24. The strength of fix' is poor when:

25. A traverse deflection angle is

26. For a line AB

27. Isogonic lines are

28. The contour interval depends upon

29. A diagonal eyepiece is provided with a

30. Ranging is the process of

31. The upper plate

32. The needle is adjusted for

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

35. The boundary of water of a still lake is

36. The reciprocal leveling eliminates

37. Bowditch's rule is applied to

38. The magnification of a telescope lens depends upon

39. A bearing noted N45° E represents

40. Sensitivity of a level tube is expressed by

41. 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

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

43. Azimuth and altitude of a star

44. If n observations are taken, the accidental errors are proportional to

45. The optical square is based on the principle of

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

47. The range of accuracy in measuring distance by EDM with respect to ODM is

48. 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?

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

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