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. 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

2 / 30

2. If the bearing of AB is N 30° W and the bearing of BC is N 40° E, then find the angle < ABC

a) 10°

b) 70°

c) 110°

d) 170°

3 / 30

3. 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

4 / 30

4. 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

5 / 30

5. The position of a point can be fixed more accurately by

a) perpendicular offset

b) optical square

c) prism square

d) oblique offsets

6 / 30

6. 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

7 / 30

7. 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

8 / 30

8. If a chain is found too short on testing, it can be adjusted by

a) straightening the links

b) inserting additional circular rings

c) flattening the circular rings

d) any of the above

9 / 30

9. The accuracy of measurement in chain surveying does not depend upon

a) leader

b) follower

c) length of chain

d) length of offset

10 / 30

10. 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

11 / 30

11. The best method of interpolation of contours in the direct method of contouring is by

a) computations

b) interpolation

c) estimation

d) none of the above

12 / 30

12. 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

13 / 30

13. 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

14 / 30

14. 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

15 / 30

15. Ranging is the process of

a) marking some intermediate points in a straight line, joining the two endpoints in the field

b) fixing ranging rods on the extremities of the area

c) taking offsets from a chain line

d) none of the above

16 / 30

16. The observed reading on a leveling staff was 3.525 m. If the staff was 0.125m off from the original ground level, what should be the correct reading?

a) 3.65m

b) 3.525m

c) 3.4m

d) all of the above

17 / 30

17. 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

18 / 30

18. Error in tacheometric surveying is due to

a) manipulation

b) sighting

c) natural causes

d) all of the above

19 / 30

19. Leveling across a river is done by

a) fly leveling

b) reciprocal leveling

c) trigonometrical leveling

d) cross leveling

20 / 30

20. Least count is given by

a) the smallest division of the primary scale

b) the smallest division of the secondary scale

c) both a) and b) above

d) none of the above

21 / 30

21. In plane table instrument for horizontal & vertical measurement without chaining

a) theodolite

b) tacheometer

c) telescopic alidade

d) compass

22 / 30

22. If the included angle is less than 180°, the deflection angle is

a) right-handed or positive

b) left-handed or negative

c) 90°

d) none of the above

23 / 30

23. Placing the table over the station such that the station plotted on the sheet is exactly above the corresponding station on the ground is:

a) centering

b) leveling

c) orienting

d) resection

24 / 30

24. A discrepancy is the difference between

a) true value and error

b) measured value and actual value

c) two measured values of the same quantity

d) none of the above

25 / 30

25. A poor fix of the table is:

a) when the station is within the great triangle

b) when the station is near the great circle

c) when the angle subtended is small

d) all of the above

26 / 30

26. *Total station measures

a) horizontal & slope distance

b) slope & difference in level

c) difference in level & coordinates

d) all of the above

27 / 30

27. For Y level, Cooke's, and Cushing levels, the line of collimation should coincide with

a) bubble tube axis

b) vertical axis

c) axis of the telescope

d) none of the above

28 / 30

28. 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°

29 / 30

29. 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

30 / 30

30. 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

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Surveying Online Test – Paper 2

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