Surveying Online Test – Paper 3

1. Limiting the length of offset depends upon

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

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

4. Secular variation is an important factor because

5. A bearing noted N45° E represents

6. The longitudinal section of the surface of the bubble tube is

7. The most probable value of an observed quantity available from a given set of observations is the one for which the sum of the square of errors is a minimum. This statement is called

8. If W is the weight of the chain, L is the span, and P is the tension or pull, the sag correction for the chain will be

9. Right face and left face readings are taken to

10. The sag correction is always

11. The types of survey used to fix property lines are

12. Geodetic survey is different from plane surveying because of

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

14. If the station A and B are equally affected and in the different direction, then the difference between the forebearing and back bearing of a line AB should be

15. Obstacle to ranging but not chaining is

16. Intersection is preferred to radiation when:

17. The strength of the fix of a plane table is:

18. In a double-line river, contours are

19. The levelling head of a transit theodolite consists of

20. In the stadia method, if k is the multiplying factor, s is the staff intercept, c is the additive constant of the instrument, then the distance equation is given by the expression

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

22. 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

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

24. If the smallest division of a vernier is longer than the smallest division of its primary scale, the vernier is known as

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

26. The contour lines are perpendicular to the

27. The stadia hairs are not used in

28. Tellurometer uses

29. A negative declination shows the magnetic meridian to the

30. 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

31. "Fiducial edge" is the working edge of

32. If the length of a transition curve is such that the full super elevation is attained at the junction with the circular curve, the resultant curve is known as

33. The amount of correction due to local attraction at a place

34. The magnetic north is indicated by

35. "Cross-sectioning" and "Longitudinal sectioning" is

36. The W.C.B of a line is preferred to a quadrantal bearing merely because

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

38. Different grades are joined together by a

39. For a line AB

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

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

42. 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

43. For a station to be free from local attraction

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

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

46. 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

47. Theodolite is an instrument used for measuring

48. Pick up the odd statement

49. *The line of collimation should be parallel to

50. The quadrantal system confines the user to measure the bearings from