Surveying Online Test – Paper 3

1. 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

2. The length of the perpendicular offset from a tangent to the junction of a transition curve and circular curve is equal to

3. Distomats is a type of

4. A bearing noted N45° E represents

5. Which of the following instruments is generally used for baseline measurements?

6. Horizontal equivalent of a uniform slope must be

7. A poor fix of the table is:

8. Actually, which is not the method of plane tabling?

9. The bearing of the traverse line is calculated by

10. Normal tension is that pull which

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

12. The "point of tangency" of a simple circular curve is

13. Natural error in leveling is caused due to

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

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

16. Positive error is caused if

17. The contour interval depends upon

18. The multiplying constant of a tacheometer is

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

20. Bowditch's rule is applied to

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

22. The magnetic north is indicated by

23. Tilting levels are used for

24. Permanent adjustment is carried out to

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

26. The device used in computing the horizontal and vertical distances rapidly and conveniently is

27. The order of accuracy of the elevation of points obtained from a contour map is equal to

28. 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

29. When the whole circle bearing of two lines AB and AC are 115° and 41° respectively, then the included angle BAC will be:

30. The sensitivity of the bubble tube expressed in terms of the angular value of one division of the bubble is given by

31. The Philadelphia rod is a type of

32. The instrument used to reproduce plans to a different scale is called

33. For any point on the surface with a given inclination, the contour gradient possible is

34. Least count is given by

35. The instrument used for measuring area on a contour map is

36. Compensating errors in chaining or other surveys are

37. The smaller angle which a survey line makes with the true meridian is known as

38. Hydrographic survey deals with the mapping of

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

40. Isogonic lines are

41. A Cadastral Map is a map having

42. The length of an Engineer's chain is

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

44. The angular and linear measurement of the part of the traverse can be checked by

45. A transition curve introduced between the tangent and the circular curve should

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

47. The Normal chord of a curve should be

48. Handles of chains are made of

49. A discrepancy is the difference between

50. The place where the reading is taken is known as