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

a) planimeter

b) clinometer

c) ghat tracer

d) pentagraph

2 / 50

2. The curvature and refraction corrections applied to staff readings respectively are

a) both +ve

b) both -ve

c) +ve and -ve

d) -ve and +ve

3 / 50

3. The central angle subtended by an arc of 30m of the curve

a) 573/R

b) 1146/R

c) 1718.9/R

d) 3435/R

4 / 50

4. The bearing of the traverse line is calculated by

a) included angle method

b) deflection angle method

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

d) none of the above

5 / 50

5. Height of the instrument is equal to:

a) reduced level of the benchmark + foresight

b) reduced level of the benchmark + backsight

c) reduced level of the benchmark + intermediate sight

d) backsight + foresight

6 / 50

6. 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

7 / 50

7. 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

8 / 50

8. 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

a) greater at an angle of elevation

b) greater at an angle of depression

c) same in both cases

d) none of the above

9 / 50

9. 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

10 / 50

10. *Total station is

a) total no. of stations in traverse

b) even/odd no. of stations in traverse

c) optical distance measurement instrument

d) electromagnetic distance measurement instrument

11 / 50

11. The types of leveling used for Geodetic survey is

a) fly leveling

b) precise leveling

c) profile leveling

d) none of the above

12 / 50

12. Isogonic lines are

a) line passing through the points having the same declination at a given point

b) line passing through the point of zero declination

c) line passing through the point having the same dip

d) line passing through the point having zero dip

13 / 50

13. The dip of the needle

a) is constant

b) varies from place to place & is zero at the equator and maximum at the poles

c) is zero at the equators and poles

d) none of the above

14 / 50

14. Tilting levels are used for

a) fly leveling

b) precise leveling

c) profile leveling

d) none of the above

15 / 50

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

a) the level line is normal to the plumb line, while the horizontal line is not necessarily

b) the level line is curved, but the horizontal line is a straight line

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

d) none of the above

16 / 50

16. Offsets are

a) chain lines out of alignment

b) small measurements from the chain line

c) measurements taken in chain surveying

d) none of the above

17 / 50

17. Level surface is parallel to

a) horizontal surface

b) vertical surface

c) datum surface

d) none of the above

18 / 50

18. Chain surveying is used for a small area in

a) undulating ground

b) fairly level ground

c) sloping ground

d) contour land

19 / 50

19. If the focal length of the objective glass is 20cm, and the distance from the object glass to the trunnion axis is 12cm, the additive constant is

a) 0.8m

b) 0.4m

c) 0.32m

d) 0.20m

20 / 50

20. The number of links in a 30 m metric chain is

a) 100

b) 150

c) 180

d) 200

21 / 50

21. Compensating errors in chaining or other surveys are

a) proportional to the length of the line

b) proportional to the square root of the length of the line

c) inversely proportional to the square root of the length of the line

d) inversely proportional to the length of the line

22 / 50

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

a) point of commencement

b) point of curve

c) point of intersection

d) the point where the curve joins the forward tangent

23 / 50

23. The direct method of contouring is

a) very slow method

b) most accurate method

c) suitable for contouring a small area

d) all of the above

24 / 50

24. In the whole circle system, the bearings are measured

a) clockwise from the north point of the reference meridian towards the line of sight round the circle

b) anticlockwise from the north point

c) with the notations of cardinal points N, E, S & W

d) none of the above

25 / 50

25. If the temperature increases, the sensitivity of a bubble tube

a) increases

b) decreases

c) remains constant

d) none of the above

26 / 50

26. 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?

a) plane tabling

b) chain surveying

c) leveling

d) tacheometric surveying

27 / 50

27. Pick up the odd statement

a) temporary adjustment of Dumpy level are to be performed at every setup

b) the eyepiece need not be adjusted after the first setup when the same surveyor is taking readings

c) parallax error is completely eliminated when there is no change in the staff reading when the eye is moved up and down

d) focus the objective towards a white or bright background for the clear visibility of crosshairs

28 / 50

28. The principle of surveying to prevent the accumulation of errors is

a) to work from whole to the part

b) to work from part to whole

c) both (a) and (b) above

d) none of the above

29 / 50

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

a) transition curve

b) vertical curve

c) compound curve

d) reverse curve

30 / 50

30. 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

31 / 50

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

a) instrumental error

b) personal error

c) natural error

d) none of the above

32 / 50

32. The method of offset laying involving minimum measurement on the ground is

a) perpendicular offset method

b) oblique offset method

c) tie offset method

d) none of the above

33 / 50

33. Chainage is the distance measured

a) along a chain line

b) perpendicular to a chain line

c) perpendicular to a tie line

d) none of the above

34 / 50

34. 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

35 / 50

35. A 30 m long chain when tested should not show errors exceeding

a) ±2mm per metre and ±5mm overall length

b) ±3mm per metre and ±8mm overall length

c) ±2mm per metre and ±8mm overall length

d) ±5mm per metre and ±2mm overall length

36 / 50

36. A 30m chain was found to be 20cm too long after chaining 1500m. The correct length of the total distance chained will be

a) 1495m

b) 1500m

c) 1505m

d) none of the above

37 / 50

37. Theodolite is an instrument used for measuring

a) vertical angles

b) deflection angle

c) all of the above

d) horizontal angles

38 / 50

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

a) bad

b) good

c) not reliable

d) unique

39 / 50

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

a) altitude

b) azimuth

c) declination

d) dip

40 / 50

40. The angle that can be set by a French cross-staff is

a) 45°

b) 90°

c) 45° or 90°

d) none of the above

41 / 50

41. Axis method of traverse correction is used when

a) the angles are measured very accurately

b) the lengths are measured very accurately

c) both (a) and (b) are not measured very accurately

d) any of the above

42 / 50

42. The prismatic compass and the surveyor's compass respectively give

a) the whole circle bearing of a line & quadrantal bearing

b) both the quadrantal bearing of a line & the whole circle bearing of a line

c) both the whole circle bearing of a line

d) quadrantal & whole circle bearing of a line

43 / 50

43. A level tube is used to make the line of sight horizontal. It is filled with

a) ether

b) chloroform

c) synthetic alcohol

d) all of the above

44 / 50

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

a) have infinite curvature at the junction of straight and transition curve

b) have zero curvature at the junction of straight and transition curve

c) meet the curve tangentially

d) none of the above

45 / 50

45. *Which instrument is not used in plane table

a) plane table

b) alidade

c) altimeter

d) anchor

46 / 50

46. A disadvantage of plane table survey is:

a) It is heavy, cumbersome, and awkward to carry

b) It can't be used in a wet climate

c) Details may not be available while redrawing to a different scale.

d) All of the above

47 / 50

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

a) reversing

b) transiting

c) plunging

d) all of the above

48 / 50

48. The two-point problem as compared to the three-point problem is:

a) more laborious

b) more accurate

c) quicker

d) all of the above

49 / 50

49. The angle of intersection of the horizon mirror and the index mirror of an optical square is

a) 30°

b) 45°

c) 105°

d) 120°

50 / 50

50. Angular surveying in which both the horizontal and vertical positions of a point are obtained by optical means is known as

a) tacheometry

b) hydrography

c) topography

d) all of the above

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