Surveying Online Test - Paper 3 » Winning Questions

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

1. 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

2 / 50

2. The spacing of cross-sections in the indirect method of contouring depends upon

a) character of the ground

b) scale of the map

c) contour intervals

d) all of the above

3 / 50

3. 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

a) D = k+cs

b) D=ks+c

c) D=k/s +c

d) none of the above

4 / 50

4. Azimuth and altitude of a star

a) are constant

b) vary due to diurnal motion

c) azimuth is constant but altitude is not constant

d) none of the above

5 / 50

5. The levels to which the earthwork will have to be carried out is known as

a) finish surface level

b) original G.L

c) formation level

d) depth of cutting

6 / 50

6. The accuracy required in precise leveling is of the order of (Where K is the total distance of the level line in KM)

a) ± 4√K mm

b) +8√K mm

c) +12√K mm

d) all of the above

7 / 50

7. 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

8 / 50

8. A staff reading taken on a benchmark/ known elevation or change point is known as

a) back sight

b) foresight

c) intermediate sight

d) none of the above

9 / 50

9. 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

10 / 50

10. 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

11 / 50

11. Error in tacheometric surveying is due to

a) manipulation

b) sighting

c) natural causes

d) all of the above

12 / 50

12. Compensator is used to make the line of sight perpendicular to the vertical axis in the case of

a) dumpy level

b) theodolite

c) all of the above

d) automatic level

13 / 50

13. 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

a) 100m

b) 150m

c) 300m

d) 75m

14 / 50

14. The needle is adjusted for

a) balancing

b) straightening vertically and horizontally

c) all of the above

d) sensitivity

15 / 50

15. The two-point problem is:

a) a case of resection method where no ray is required to be drawn from the proceeding station to the instrument station

b) locating the position of the plane table by means of two visible well-defined points

c) all of the above

d) none of the above

16 / 50

16. A traverse survey can be plotted

a) by rectangular coordinates or plotting by tangents

b) by paper protractor or by included angles

c) by parallel meridian method or plotting by chords

d) all of the above

17 / 50

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

a) contour interval

b) 1/2 x control interval

c) 1/4 x contour interval

d) none of the above

18 / 50

18. 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

19 / 50

19. 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

20 / 50

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

a) transit rule

b) empirical rule

c) Bowditch's rule

d) none of the above

21 / 50

21. Angle of 45° with the chain line may be set out with

a) optical square

b) prismatic square

c) open cross-staff

d) French cross-staff

22 / 50

22. 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

23 / 50

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

a) more

b) equal

c) less

d) none of the above

24 / 50

24. A chain 33 feet long and consisting of 16 links each 2(1/16) feet long is

a) Engineering chain

b) Gunter's chain

c) Metric chain

d) Revenue chain

25 / 50

25. Tacheometry is adopted where

a) too many curves at the borders exist

b) obstacles and undulations exist

c) limitations of space exist

d) none of the above

26 / 50

26. The multiplying constant of a tacheometer is

a) f/d

b) f/I

c) f(i+d)

d) none of the above

27 / 50

27. The main difference between an optical square and a prism square is

a) no adjustment is required in a prism Square as the angle between the reflecting surfaces is fixed

b) an optical square is more accurate

c) the principle of working is different

d) all of the above

28 / 50

28. In the intersection method of plane tabling, the number of stations needed to be set up is:

a) 1

b) 2

c) 3

d) none of the above

29 / 50

29. The error eliminated by taking the mean of both face observations is

a) error due to eccentricity of verniers

b) error due to imperfect adjustment of levels

c) error due to the line of collimation not being perpendicular to the horizontal axis

d) all of the above

30 / 50

30. The method of tacheometry in which the stadia hair intercept is fixed is known as

a) movable hair method

b) fixed hair method

c) tangential hair method

d) substense hair method

31 / 50

31. 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

32 / 50

32. *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

33 / 50

33. A level line is a

a) line parallel to the mean spherical surface of the earth

b) line normal to the plumb line at all points

c) horizontal line

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

34 / 50

34. Local attraction at a place may be due to

a) key bunches

b) steel buttons

c) current-carrying base wire

d) electric storm

35 / 50

35. 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

36 / 50

36. 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

a) s/n

b) s/n-1

c) (s+1)/n

d) (c - 1)s/n

37 / 50

37. In a constant level tube, the size of the bubble remains constant because the upper wall of the tube has

a) a relatively small radius

b) a relatively large radius

c) a flat surface

d) none of the above

38 / 50

38. Theodolite traverse is plotted more accurately by

a) consecutive ordinate of each section

b) independent coordinates of each section

c) inclined angle & scaling off each traverse leg

d) the tangent method of plotting

39 / 50

39. 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

40 / 50

40. The projection of a line on a plane perpendicular to the meridian is known as

a) parallax

b) aberration

c) latitude

d) departure

41 / 50

41. The benchmark of a station A is 500 m, and the back sight reading at the point A is 2 m & foresight reading of station B is 3 m. Find the RL of station B

a) 502 m

b) 503 m

c) 499 m

d) 505 m

42 / 50

42. The process of turning the telescope about the vertical axis in a horizontal plane is known as

a) reversing

b) transiting

c) plunging

d) swinging

43 / 50

43. Limiting the length of offset depends upon

a) accuracy desired

b) scale of plotting

c) nature of the ground

d) all of the above

44 / 50

44. In survey, it was recorded that Σfall = 0 then

a) the ground is sloping

b) it is continuously rising

c) it is continuously falling

d) none of the above

45 / 50

45. Distomats is a type of

a) direct distance measuring instrument

b) optical distance measuring instrument

c) electromagnetic distance measuring instrument

d) none of the above

46 / 50

46. If the level tube is out of adjustment by an angle e, when the telescope is rotated through 180°, it becomes

a) 4e

b) 3e

c) 2e

d) -e

47 / 50

47. The difference between the sum of the measured angles and the theoretical sum of the angles of a closed traverse is called the

a) angular closing error

b) closing error in bearing

c) relative closing error

d) all of the above

48 / 50

48. A chain is made up of mild steel or galvanized iron wire of diameter

a) 1 mm

b) 3 mm

c) 5 mm

d) 7 mm

49 / 50

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

a) radiation

b) intersection

c) resection

d) traversing

50 / 50

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

a) planimeter

b) clinometer

c) ghat tracer

d) pentagraph

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