About Surveying

The State of Surveying: A Comprehensive Look at the Industry

The surveying industry is constantly evolving as new technologies are developed and new methods of data collection are created. In order to stay ahead of the curve, it is important for surveyors to stay up-to-date on the latest trends in the industry. In this blog post, we will take a comprehensive look at the current state of surveying. We will discuss the different types of surveys that are currently being used, as well as the various applications for Surveying

We will also touch on the future of Surveying, and how new technologies are changing the way that surveys are being conducted.

Surveys are an important tool for collecting data. Surveys can be used to collect data about a wide variety of topics, including demographics, opinions, preferences, etc. Surveys are typically conducted using a questionnaire that is administered to a group of people. The questionnaire is typically composed of a series of questions that the respondents are asked to answer. Surveys can be conducted in person, by phone, or online

There are many different types of surveys that are currently being used. Some of the most common types of surveys include:

  • Customer Satisfaction Surveys
  • Employee Satisfaction Surveys
  • Market Research Surveys
  • Opinion Surveys
  • Product Surveys

Each type of survey has its own unique set of questions and purposes. customer satisfaction surveys are typically used to collect data about a customer's experience with a product or service.

Following are some of the multiple choice questions on the Surveying with answers that will help the students in developing their knowledge.

Surveying MCQ

1. Direct method of contouring is

  • a quick method
  • adopted for large surveys only
  • most accurate method
  • suitable for hilly terrains

2. Local attraction in compass surveying may exist due to

  • incorrect levelling of the magnetic needle
  • loss of magnetism of the needle
  • friction of the needle at the pivot
  • presence of magnetic substances near the instrument

3. Refraction correction

  • completely eliminates curvature correction
  • partially eliminates curvature correction
  • adds to the curvature correction
  • has no effect on curvature correction

4. The length of a chain is measured from

  • centre of one handle to centre of other handle
  • outside of one handle to outside of other handle
  • outside of one handle to inside of other handle
  • inside of one handle to inside of other handle

5. The following sights are taken on a “turning point”

  • foresight only
  • backsight only
  • foresight and backsight
  • foresight and intermediate sight

6. Agate cap is fitted with a

  • cross staff
  • level
  • chain
  • prismatic compass

7. Three point problem can be solved by

  • Tracing paper method
  • Bessels method
  • Lehman’s method
  • all of the above

8. The parallax equation Δp = BmΔh/H - h is applicable to entire overlap of the photographs only if parallax is measured

  • Normal to base line
  • Parallel to base line
  • Both (A) and (B)
  • Neither (A) nor (B)

9. A ’level line’ is a

  • horizontal line
  • line parallel to the mean spheriodal surface of earth
  • line passing through the center of cross hairs and the center of eye piece
  • line passing through the objective lens and the eye-piece of a dumpy or tilting level

10. Triangulation surveys are carried out for locating

  • Control points for surveys of large areas
  • Control points for photogrammetric surveys
  • Engineering works, i.e. terminal points of long tunnels, bridge abutments, etc.
  • All the above

11. Accidental errors

  • Do not follow any definite mathematical law
  • Cannot be removed by applying corrections to the observed values
  • Are generally small
  • All the above

12. Which of the following methods of contouring is most suitable for a hilly terrain?

  • Direct method
  • Square method
  • Cross-sections method
  • Tachometric method

13. While doing construction work which among the following is more suitable

  • Traversing
  • Rise and Fall method
  • Height of the Instrument method
  • Compass Surveying

14. A Nautical mile is

  • One minute arc of the great circle passing through two points
  • One minute arc of the longitude
  • 1855.109 m
  • All the above

15. The size of a plane table is

  • 750 mm × 900 mm
  • 600 mm × 750 mm
  • 450 mm × 600 mm
  • 300 mm × 450 mm

16. The horizontal angle between the true meridian and magnetic meridian at a place is called

  • azimuth
  • declination
  • local attraction
  • magnetic bearing

17. Sensitiveness of a level tube is designated by

  • radius of level tube
  • length of level tube
  • length of bubble of level tube
  • none of the above

18. International Date Line is located along

  • Standard meridian
  • Greenwich meridian
  • Equator
  • 180° longitude

19. The nautical mile is the length of

  • 1 minute of latitude
  • 1 minute of longitude
  • 1 degree of latitude
  • 1 degree of longitude

20. The average eye base is assumed as

  • 58 mm
  • 60 mm
  • 62 mm
  • 64 mm

21. The solar tidal force divided by lunar tidal force is

  • 1/3
  • 1/2
  • 3/4
  • 5/4

22. Latitude of the observer's position is equal to altitude of

  • North pole
  • Pole star
  • Celestial pole
  • All the above

23. The principal plane contains

  • Nadir point
  • Iso-centre
  • Principal point
  • All the above

24. The prime vertical passes through

  • The east point of the horizon
  • The west point of the horizon
  • The zenith point of the observer
  • All the above

25. The number of horizontal cross wires in a stadia diaphragm is

  • one
  • two
  • three
  • four

26. The declination and right ascension of the sun becomes 23° 27' S and 270° respectively on

  • March 21
  • June 21
  • September 21
  • December 22

27. The declination and right ascension of the sun becomes 23° 27' N and 90° respectively on

  • March 21
  • June 21
  • September 21
  • December 22

28. The true and mean suns occupy the same meridian at the same time on

  • April 15
  • June 14
  • September 1
  • All the above

29. The stereo plotting instruments are generally manufactured on the principle of

  • Optical projection
  • Optical mechanism projection
  • Mechanical projection
  • All the above

30. A star is said to elongate

  • When the star momentarily moves vertically
  • When the angle at the star of the spherical triangle is 90°
  • When the star
  • All the above

31. For plane ground the scale of a vertical photograph will be same as that of a tiled photograph along the photo parallel through

  • Isocenter
  • Plumb point
  • Principal point
  • None of these

32. Longitude of a place is the angular distance between the meridian of the place and

  • The standard meridian
  • The International Date Line
  • That of Greenwich
  • Both (A) and (C) of above

33. The correction applied to the measured base of length ‘L’ is

  • Tension = (P - Ps)L/AE
  • Sag = L³w²/24P² where w is the weight of tape/m
  • Slope = (h²/2L) + (h⁴/8L³) where h is height difference of end supports
  • All the above

34. Which of the following is not the function of levelling head ?

  • to support the main part of the instrument
  • to attach the theodolite to the tripod
  • to provide a means for leveling the theodolite
  • none of the above

35. The Polaris describes a small circle round the pole whose radius is approximately

36. The allowable length of an offset depends upon the

  • degree of accuracy required
  • method of setting out the perpendiculars and nature of ground
  • scale of plotting
  • all of the above

37. The zenith is the point on the celestial sphere

  • East of observer
  • West of observer
  • North of observer
  • South of observer

38. The Polaris remains below horizon at

  • 10° N
  • 50° N Latitude
  • Equator
  • 5° S latitude

39. The error due to eccentricity of inner and outer axes can be eliminated by

  • reading both verniers and taking the mean of the two
  • taking both face observations and taking the mean of the two
  • double sighting
  • taking mean of several readings distributed over different portions of the graduated circle

40. Overturning of vehicles on a curve can be avoided by using

  • compound curve
  • vertical curve
  • reverse curve
  • transition curve

41. From the principal point the horizon point lies on the principal line at a distance of

  • f tan θ
  • f sin θ
  • f cot θ
  • f cos θ

42. Closed contours, with higher value inwards, represent a

  • depression
  • hillock
  • plain surface
  • none of the above

43. In the double application of principle of reversion, the apparent error is

  • equal to true error
  • half the true error
  • two times the true error
  • four times the true error

44. If the length of a chain is found to be short on testing, it can be adjusted by

  • straightening the links
  • removing one or more small circular rings
  • closing the joints of the rings if opened out
  • all of the above

45. The relation between the air base (B), photographic base (b), flying height (H) and the focal length (f) of a vertical photograph, is

  • B = bH/f
  • B =f/bH
  • B = b/fH
  • B = H/bf

46. Pick up the correct statement from the following. The difference between the longitudes of the places is obtained.

  • By subtracting their longitudes if places are in the same hemisphere
  • By adding their longitudes if places are in the different hemispheres
  • By subtracting the sum of their longitudes exceeding 180° from 360° if places are in different hemispheres
  • All the above

47. In a spherical triangle ABC right angled at C, sin b equals to

  • sin c sin B
  • cos c cos B
  • tan c tan B
  • sin c cos B

48. 23 cm × 23 cm photographs are taken from a flying height with a camera of focal length of 3600 m and 15.23 cm respectively. A parallax difference of 0.01 mm represents

  • 1 m
  • 2 m
  • 4 m
  • 8 m

49. If E is the spherical excess and R the radius of the earth, the surface area of the triangle, is

  • πR²E/90°
  • πR²E/180°
  • πR²E/270°
  • πR²E/360°

50. The station which is selected close to the main triangulation station, to avoid intervening obstruction, is not known as

  • Satellite station
  • Eccentric station
  • False station
  • Pivot station

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