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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1 / 50

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

a) parallax

b) aberration

c) latitude

d) departure

2 / 50

2. Leveling across a river is done by

a) fly leveling

b) reciprocal leveling

c) trigonometrical leveling

d) cross leveling

3 / 50

3. Obstacle to ranging but not chaining is

a) river

b) building

c) hill

d) pond

4 / 50

4. A building is an obstacle to

a) chaining but not ranging

b) ranging but not chaining

c) both chaining and ranging

d) none of the above

5 / 50

5. If the distance between two points A and B is 1km, the combined correction for curvature and refraction will be

a) 0.673m

b) 0.0673m

c) 1.0673m

d) 1.673m

6 / 50

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

a) shift

b) 2 x shift

c) 3 x shift

d) 4 x shift

7 / 50

7. 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

8 / 50

8. While measuring horizontal distance by stepping method we should follow

a) down hill

b) up hill

c) center

d) all of the above

9 / 50

9. *Due to the curvature of the earth, objects look

a) higher than they really are

b) lower than they really are

c) at their real height

d) all of the above

10 / 50

10. When a chain line encounters a river:

a) chaining is obstructed, but ranging is free

b) ranging is obstructed, chaining is free

c) both ranging and chaining are obstructed

d) both ranging and chaining are free

11 / 50

11. The foremost work to be executed while traversing with a compass is

a) marking and referencing of stations

b) running survey lines

c) picking up of details

d) reconnaissance

12 / 50

12. Contours are used to determine

a) intervisibility of points on a contour map

b) area of the drainage basin and capacity of the reservoir

c) quantities of earth work

d) all of the above

13 / 50

13. The trunion axis or transverse axis is

a) the axis about which the telescope can be rotated in a vertical plane

b) the axis about which the telescope can be rotated in a horizontal plane

c) also known as the line of collimation

d) none of the above

14 / 50

14. A Cadastral Map is a map having

a) small-scale map

b) medium-scale map

c) large-scale map

d) all of the above

15 / 50

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

a) straight

b) circular

c) parabolic

d) elliptic

16 / 50

16. Right face and left face readings are taken to

a) get the correct reading

b) eliminate error of trunnion axis not being exactly horizontal

c) eliminate error in the vertical axis

d) eliminate error in the line of collimation

17 / 50

17. 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

18 / 50

18. A bearing noted N45° E represents

a) quadrantal system

b) whole circle system

c) none of the above

d) reduce bearing system

19 / 50

19. If the formation level is less than the ground level, the difference between them at any point will give the

a) height of embankment

b) depth of cutting

c) proposed gradient

d) none of the above

20 / 50

20. Local attraction at a place may be due to

a) key bunches

b) steel buttons

c) current-carrying base wire

d) electric storm

21 / 50

21. 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

22 / 50

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

a) point of commencement

b) point of tangency

c) point of intersection

d) all of the above

23 / 50

23. The maximum number of omitted measurements that can be calculated from latitudes and departures of a closed traverse is

a) one

b) two

c) three

d) four

24 / 50

24. Tellurometer uses

a) light waves

b) radio waves

c) infra waves

d) all of the above

25 / 50

25. The minimum horizontal distance between any two consecutive contours is known as

a) contour line

b) contour interval

c) horizontal equivalent

d) contour gradient

26 / 50

26. In survey works, declination varies from time to time and place to place. The main important variation is

a) secular variation

b) annual variation

c) diurnal variation

d) irregular variation

27 / 50

27. 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

28 / 50

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

a) 1

b) 2

c) 3

d) 4

29 / 50

29. Permanent adjustment is carried out to

a) set up of the level

b) establish a fixed relationship between its fundamental axes

c) focus the eyepiece

d) focus the object glass

30 / 50

30. 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

31 / 50

31. In leveling, the station where the back sight and foresight readings are taken is known as

a) change point

b) fixed point

c) movable point

d) none of the above

32 / 50

32. 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

33 / 50

33. 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

34 / 50

34. A 20 cm theodolite means

a) the length of the theodolite is 20 cm

b) the diameter of the lower plate is 20 cm

c) the diameter of the upper plate is 20 cm

d) the total height of the theodolite plate is 20 cm

35 / 50

35. The difference between the two bearings of the last line as observed at the first and the last station of a traverse is known as

a) angular closing error

b) closing error in bearing

c) relative closing error

d) none of the above

36 / 50

36. 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

37 / 50

37. The triangle formed by joining the position of the known points on plane table survey is known as:

a) small triangle

b) medium triangle

c) great triangle

d) equilateral triangle

38 / 50

38. 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

39 / 50

39. The tacheometric method is a more suitable method for preparing the contour map of

a) valley

b) hill

c) ridge

d) plain surface

40 / 50

40. An offset scale always has the zero mark at

a) middle

b) end

c) either middle or at the end

d) none of the above

41 / 50

41. The main difference between theodolite and level is:

a) the power of the theodolite is always greater than the level

b) level is cheaper than theodolite

c) level can't measure horizontal angle, but theodolite can measure horizontal angle

d) in level, the telescope can't be revolved in a vertical plane about the horizontal axis of the telescope

42 / 50

42. A relatively fixed point of known elevation above the datum is called

a) datum point

b) benchmark

c) reduced level

d) reference point

43 / 50

43. Short offsets are measured with

a) an ordinary chain

b) an invar tape

c) a metallic tape

d) a steel tape

44 / 50

44. Indirect ranging method is adopted when two points of the chain line are:

a) mutually invisible

b) too distant

c) on a slopy ground

d) mutually visible

45 / 50

45. The longest chain line passing through the center of the area is known as

a) base line

b) tie line

c) check line

d) none of the above

46 / 50

46. The Bench Mark of a point is 400m. Backsight reading at the benchmark is 2.20, and the foresight reading of point A is 2.10. Find the RL of point A

a) 400.00m

b) 402.20m

c) 402.10m

d) 400.10m

47 / 50

47. 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

48 / 50

48. The rise and fall method

a) provides a check on the intermediate readings

b) is preferable for differential and check leveling

c) suitable for important works

d) all of the above

49 / 50

49. 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

50 / 50

50. The RL of the benchmark is 1000.0 m, and the back sight reading at the benchmark is 2.555 m. Find the staff reading of IS if the RL of IS is 1000.055 m

a) 2.555 m

b) 2.5 m

c) 3 m

d) 0.0505 m

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