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. Local attraction at a place may be due to

a) key bunches

b) steel buttons

c) current-carrying base wire

d) electric storm

2 / 50

2. *For the construction of highway/railway

a) longitudinal sections are required

b) cross sections are required

c) both longitudinal and cross sections are required

d) none of these

3 / 50

3. When the following scale is the smallest one

a) 1cm = 10m

b) 1cm = 100m

c) 1cm = 1000m

d) 1cm = 10,000m

4 / 50

4. Horizontal equivalent of a uniform slope must be

a) equal

b) unequal

c) contour interval

d) none of the above

5 / 50

5. For the construction of a highway railway

a) longitudinal sections are required

b) cross sections are required

c) both longitudinal and cross sections are required

d) none of these

6 / 50

6. Which one of the following is not a personal error?

a) the table not being perfectly leveled

b) the table not being perfectly central

c) the table not being perfectly clamped

d) none of the above

7 / 50

7. The survey stations set up during traversing with the compass should be such that

a) they are visible from each other

b) chaining between them is easy

c) the line joining them is near the objects to be located

d) they are as long as possible

8 / 50

8. Contour interval, within the limits of a map

a) may be kept constant

b) may not be kept constant

c) must be kept constant

d) may vary according to the configuration

9 / 50

9. If Θ is the angle of the slope, L is the length of the slope, and H is the difference in elevation between the two ends of the link, then the slope correction will be

a) L sin Θ

b) 2Lsin^2 Θ/2

c) L sin Θ/2

d) 2L sin 2Θ

10 / 50

10. A series of straight, parallel, and widely spaced contours on a map represent a

a) valley

b) ridge

c) curved surface

d) inclined plane surface

11 / 50

11. Find the RL of the collimation line. If the RL of BM is 100 m & BS staff reading is 5.35 m

a) 105.35m

b) 94.65m

c) 100m

d) 5.35m

12 / 50

12. 'SPIRE TEST' is used in the permanent adjustment of theodolite for

a) adjusting the plate levels

b) adjusting the line of sight

c) adjusting the vertical axis

d) adjustment of the horizontal axis

13 / 50

13. 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

14 / 50

14. The elevation (BM) of point A is 100 m. Backsight reading at A is 20, and foresight reading at B is 30 m. Find the RL of point B

a) 100m

b) 90m

c) 120m

d) 9130m

15 / 50

15. The sag correction is always

a) positive

b) negative

c) zero

d) none of the above

16 / 50

16. An operation for determining the relative elevations of different points on the surface of the earth is known as

a) leveling

b) simple leveling

c) differential leveling

d) longitudinal leveling

17 / 50

17. 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

18 / 50

18. 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

19 / 50

19. 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

20 / 50

20. Tacheometry is best suited

a) where chaining is impossible

b) for populous areas

c) in broken grounds

d) for extremely accurate survey

21 / 50

21. 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

22 / 50

22. 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

23 / 50

23. An offset more than 15m in length is known as

a) long offset

b) short offset

c) oblique offset

d) right-angled offset

24 / 50

24. The graduations in a prismatic compass are

a) inverted and run clockwise having 0° at north

b) inverted and run clockwise having 0° at south

c) are erect

d) none of the above

25 / 50

25. If the station A and B are equally affected and in the different direction, then the difference between the forebearing and back bearing of a line AB should be

a) 180°

b) 200°

c) 220°

d) may any of the above

26 / 50

26. Subtense bar is an instrument used for the measurement of horizontal distance in

a) undulated areas

b) flat areas

c) mountains

d) all of the above

27 / 50

27. *Total station measures

a) horizontal & slope distance

b) slope & difference in level

c) difference in level & coordinates

d) all of the above

28 / 50

28. If n observations are taken, the accidental errors are proportional to

a) n

b) n^2

c) √n

d) 1/n

29 / 50

29. Find the length of curve if the radius of the curve is 50 m, and the angle of deflection is 60°

a) 52m

b) 104m

c) 34m

d) none of the above

30 / 50

30. 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

31 / 50

31. 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

32 / 50

32. The size of the plane table is:

a) 600 x 750mm

b) 450 x 750mm

c) 450 x 800mm

d) 3.35 x 500mm

33 / 50

33. 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

34 / 50

34. In an internal focusing type of telescope, the negative lens provided is

a) convex lens

b) double concave lens

c) plano concave lens

d) convex concave lens

35 / 50

35. In a dumpy level, the objective and eyepiece lenses are made of two or more small lenses to obtain

a) distinct image

b) shorter image

c) reading even in less light

d) all of the above

36 / 50

36. The chord of curve less than peg interval is known as

a) small chord

b) short chord

c) long chord

d) sub chord

37 / 50

37. The three-point problem is concerned with:

a) chain survey

b) plane table survey

c) compass survey

d) leveling

38 / 50

38. The Q.B of the lines are given by...., ...., & ..... If W.C.B. of the lines are 0°, 135°, 270° respectively

a) S, S45°E, E90°

b) N, N45°W, E90°

c) N, S45°E, E90°

d) N, S45°E, W90°

39 / 50

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

a) planimeter

b) clinometer

c) ghat tracer

d) pentagraph

40 / 50

40. The method of tacheometry in which the observation is made with stadia wires with a variable interval is known as

a) movable hair method

b) fixed hair method

c) tangential hair method

d) substense hair method

41 / 50

41. The levelling head of a transit theodolite consists of

a) parallel plates

b) a tribarch plate

c) leveling screws

d) all of the above

42 / 50

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

a) planimeter

b) clinometer

c) ghat tracer

d) sextant

43 / 50

43. *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

44 / 50

44. The closing error is given by

a) √(ΣL^2+ΣD^2)

b) √((ΣL+ΣD))^2

c) ΣL^2 +ΣD^2

d) none of the above

45 / 50

45. 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

46 / 50

46. Ten readings were recorded in a level field book. If the instrument was shifted after the 2nd and 6th readings, then the foresight readings are

a) 1st, 2nd, and 7th readings

b) 2nd, 6th, and 10th readings

c) 2nd and 6th readings.

d) 3rd, 4th, 5th, 7th, 8th, and 10th readings

47 / 50

47. Choose the correct statement:

a) discrepancy in the difference between two measured values of the same quantity

b) residual error is the difference between a measured quantity and the most probable value

c) variance is the square of the standard deviation

d) all of the above

48 / 50

48. The whole circle bearing 338°42" converted into quadrantal form is given as

a) N 21°18' W

b) S 21°18' E

c) W 21°18' N

d) none of the above

49 / 50

49. 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

50 / 50

50. In the scale of a map is 1:25000, what does it mean:

a) 1 cm in the map equals 25000 cm in the field

b) 1 m in the map equals 250 km in the field

c) 1 cm in the map equals 25 m in the field

d) none of the above

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Surveying Online Test – Paper 3

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