Surveying Online Test - Paper 3 » Winning Questions

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Vikash chaudhary

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Total Questions: 50
Time Allotted: 50 minutes
Passing Score: 70%
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Certificate: Yes
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1 / 50

1. For the route survey of a contour map, the method used is

a) square method

b) cross-profile method

c) quantities of earthwork

d) all of the above

2 / 50

2. Obstacle to ranging but not chaining is

a) river

b) building

c) hill

d) pond

3 / 50

3. In compass surveying

a) the direction and lengths of the survey line are measured by compass

b) the direction is measured by the compass

c) length is measured by the chain or tape

d) both (b) and (c) of above

4 / 50

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

a) graph meter

b) planimeter

c) area meter

d) clinometers

5 / 50

5. Negative errors are caused in the chain when its length is

a) less than the standard length

b) equal to the standard length

c) any of the above

d) more than the standard length

6 / 50

6. A diagonal eyepiece is provided with a

a) plane convex lens

b) reflecting prism

c) mirror fitted at 45° with the axis of the telescope

d) both (b) and (c) above

7 / 50

7. *The observed reading on a leveling staff was 3.545 m. If the staff was 0.150m off from the original ground level, what should be the correct reading?

a) 3.695m

b) 3.548m

c) 3.395m

d) all of the above

8 / 50

8. The location of the contour gradient for a highway is best set out from

a) ridge down the hill

b) saddle down the hill

c) bottom to the ridge

d) bottom to the saddle

9 / 50

9. A poor fix of the table is:

a) when the station is within the great triangle

b) when the station is near the great circle

c) when the angle subtended is small

d) all of the above

10 / 50

10. For accurate work, in comparison to the chain, the steel band is used because it

a) is light in weight

b) is easy to handle

c) is practically inextensible

d) all of the above

11 / 50

11. A scale representing either three units or only one unit and its fractions up to the second place of the decimal point is

a) diagonal scale

b) comparative scale

c) simple vernier

d) shrunk scale

12 / 50

12. Instrumental error in leveling is an error due to

a) imperfect adjustment

b) sluggish bubble

c) movement of the objective slide

d) all of the above

13 / 50

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

a) planimeter

b) clinometer

c) ghat tracer

d) pentagraph

14 / 50

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

a) it will always be oscillating and never stop

b) when it stops, it will be exactly on the magnetic meridian

c) it will always be free from local attraction

d) all of the above

15 / 50

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

a) when less number of intermediate sights exist

b) in profile leveling

c) in reciprocal leveling

d) in differential leveling

16 / 50

16. Plane table survey is considered good as compared to other surveys since:

a) it is easy to shift & carry

b) the number of equipment is less

c) plotting is done outdoor

d) chances of missing details are less

17 / 50

17. In tacheometric survey, the method which provides easy reading of the staff is

a) three hair method

b) height of instrument method

c) even angle method

d) none of the above

18 / 50

18. If the sights are vertical

a) the eye vane and object vane will be in the same line

b) the eye vane, object vane, and string will be parallel and in the same line

c) there will be no local attraction

d) none of the above

19 / 50

19. The reciprocal leveling eliminates

a) the error due to curvature

b) collimation error

c) both (a) and (b) of the above

d) none of the above

20 / 50

20. Offset angle taken in chain survey may be

a) 45°

b) 90°

c) 135°

d) any of the above

21 / 50

21. Different grades are joined together by a

a) transition curve

b) vertical curve

c) compound curve

d) reverse curve

22 / 50

22. Direction of the closing error is given by

a) sin^-1 ΣD/ΣL

b) tan^-1 ΣD/ΣL

c) sin^-1 ΣL/ΣD

d) tan^-1 ΣL/ΣD

23 / 50

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

a) the north point clockwise

b) the north point or south point, whichever is nearer

c) the north point anticlockwise

d) none of the above

24 / 50

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

a) is constant for all bearings

b) varies with the bearing

c) changes from time to time

d) sometimes additive and sometimes subtractive

25 / 50

25. During leveling staff readings are taken 1.0, 0.8 & 0.6 from consecutive horizontal crosshairs, the staff intercept should be

a) 1.0

b) 0.8

c) 0.6

d) 0.4

26 / 50

26. An imaginary line connecting the points of equal elevation on the ground surface is known as

a) contour line

b) contour interval

c) horizontal equivalent

d) contour gradient

27 / 50

27. The image of the objectives formed should lie

a) at the eyepiece

b) in the plane of cross hairs

c) at the center of the eyepiece

d) at the optical center of the eyepiece.

28 / 50

28. The advantage of anallatic lens is

a) helps in external focusing

b) protection against moisture

c) computation becomes easy as the additive constant in the distance formula vanishes

d) all of the above

29 / 50

29. 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

a) N53°0'E

b) S53°0'E

c) N53°0'W

d) S53°0'W

30 / 50

30. In a closed traverse,

a) the difference between the fore-bearing and back bearing should be 90°

b) the sum of included angles should be (2N-4) right angles, where N is the number of sides

c) the sum of included angles should be (2N-1), where N is the number of sides

d) none of the above

31 / 50

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

a) metallic tape

b) steel tape

c) invar tape

d) chain

32 / 50

32. The intercept of a staff is

a) minimum if the staff is held truly normal to the line of sight

b) maximum if the staff is held truly normal to the line of sight

c) decreases if the staff is tilted away from normal

d) increases if the staff is tilted away from normal

33 / 50

33. The resection by a two-point problem as compared to the three-point problem:

a) requires more labor

b) takes less time

c) gives more accurate results

d) none of the above

34 / 50

34. The strength of fix' is poor when:

a) the station is within the great triangle

b) the station is outside the great circle

c) the station is on the great circle

d) the station is within the great circle but outside the great triangle

35 / 50

35. 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

a) √2 m

b) 2√2 m

c) 2m

d) 4m

36 / 50

36. Tilting levels are used for

a) fly leveling

b) precise leveling

c) profile leveling

d) none of the above

37 / 50

37. The Philadelphia rod is a type of

a) solid staff

b) folding staff

c) telescopic staff

d) none of the above

38 / 50

38. A benchmark (BM) is a

a) point of known elevation

b) reference point

c) the first station

d) the last station

39 / 50

39. The three-point problem is concerned with:

a) chain survey

b) plane table survey

c) compass survey

d) leveling

40 / 50

40. The permissible limits of error in chaining for measurement on rough or hilly ground are

a) 1:2000

b) 1:1000

c) 1:500

d) 1:250

41 / 50

41. *Total station measures

a) horizontal & slope distance

b) slope & difference in level

c) difference in level & coordinates

d) all of the above

42 / 50

42. An anallatic lens is provided in a tacheometer to measure the horizontal distance.

a) nullify both constant

b) render the additive constant zero

c) multiplying constant 100 and additive constant zero

d) improve visibility

43 / 50

43. The purpose of triangulation in a chain survey is

a) finding the direction of points

b) establishment of accurate control points

c) transferring the control point

d) none of the above

44 / 50

44. A traverse consists of six sides; then the sum of external angles must be

a) 1080°

b) 540°

c) 720°

d) 1440°

45 / 50

45. The fix of the table is good when:

a) the station is within the great triangle

b) the middle station is farther than the other two stations

c) the angle subtended between two stations is not very small

d) all of the above

46 / 50

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

a) 10°W

b) 20°W

c) 20°E

d) none of the above

47 / 50

47. Contour interval is proportional

a) directly to the scale of the map

b) inversely to the scale of the map

c) directly to the flatness of the ground

d) none of the above

48 / 50

48. Bowditch's rule is applied to

a) an open traverse for graphical adjustment

b) determine the effect of local attraction

c) a closed traverse for the adjustment of closing error

d) none of the above

49 / 50

49. *The instrument used to measure horizontal and vertical angle is

a) planimeter

b) clinometer

c) ghat tracer

d) sextant

50 / 50

50. Dumpy level is used when

a) the number of observations to be taken is large from one level position

b) the number of observations to be taken is small from one level position

c) fly leveling is to be done

d) none of the above

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