Surveying Online Test – Paper 2

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Vikash chaudhary

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Total Questions: 30
Time Allotted: 30 minutes
Passing Score: 50%
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Certificate: No
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1 / 30

1. 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

2 / 30

2. The maximum allowable limit up to which a measurement may vary from the true value is known as

a) permissible error

b) residual error

c) expected error

d) systematic error

3 / 30

3. Automatic level has advantages of

a) high precision and external influence

b) freedom from errors and external influence

c) comfortable and has a large range of application

d) all of the above

4 / 30

4. 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

5 / 30

5. 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

6 / 30

6. 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

7 / 30

7. If the length of a transition curve is such that the full super elevation is attained at the junction with the circular curve, the resultant curve is known as

a) transition curve

b) vertical curve

c) compound curve

d) reverse curve

8 / 30

8. The difference between the most probable value of a quantity and its observed value is

a) conditional error

b) true error

c) residual error

d) safe error

9 / 30

9. In a closed traverse by included angles, the sum of measured interior angles should be equal to

a) (N-4) right angles

b) (2N-4) right angles

c) (2N+4) right angles

d) none of the above

10 / 30

10. The multiplying constant of a tacheometer is

a) f/d

b) f/I

c) f(i+d)

d) none of the above

11 / 30

11. 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

12 / 30

12. 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

13 / 30

13. 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

14 / 30

14. The W.C.B of a line is preferred to a quadrantal bearing merely because

a) the bearing is not completely specified by an angle

b) the bearing is completely specified by an angle

c) the sign of the correction of magnetic declination is different in different quadrants

d) all of the above

15 / 30

15. 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

16 / 30

16. Two contour lines, having the same elevation

a) can't cross each other

b) can cross each other

c) can't unite together

d) can unite together

17 / 30

17. 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

18 / 30

18. Parallax may be eliminated by

a) focusing the eyepiece

b) focusing the objective

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

d) none of the above

19 / 30

19. 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

20 / 30

20. 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

21 / 30

21. The theory of probability is applied to

a) cumulative errors

b) compensative errors

c) accidental errors

d) none of the above

22 / 30

22. The three-point problem can be solved by:

a) tracing paper method

b) graphical method

c) trial and error method

d) all of the above

23 / 30

23. 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

24 / 30

24. "Fiducial edge" is the working edge of

a) plumbing fork

b) alidade

c) belidade

d) all of the above

25 / 30

25. 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

26 / 30

26. An instrumental error in compass survey is because

a) inaccurate leveling

b) variation in declination

c) no counterweight provision to counteract dip

d) local attraction due to base current-carrying conductors

27 / 30

27. 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

28 / 30

28. The surface of zero elevation around the earth, which is slightly irregular and curved, is known as

a) mean sea level

b) geoid surface

c) level surface

d) horizontal surface

29 / 30

29. Geodetic survey is different from plane surveying because of

a) very large area is covered

b) the curvature of the earth is considered

c) undulations of the topography

d) the large difference of elevations

30 / 30

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

a) down hill

b) up hill

c) center

d) all of the above

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Surveying Online Test – Paper 2

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