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. Horizontal equivalent of a uniform slope must be

a) equal

b) unequal

c) contour interval

d) none of the above

2 / 30

2. Contour lines

a) cross each other

b) end abruptly

c) are uniformly spaced

d) close somewhere

3 / 30

3. The optical square is based on the principle of

a) reflection

b) refraction

c) double reflection

d) double refraction

4 / 30

4. 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

5 / 30

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

a) parallax

b) aberration

c) latitude

d) departure

6 / 30

6. 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

7 / 30

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

a) planimeter

b) clinometer

c) ghat tracer

d) pentagraph

8 / 30

8. It is more difficult to obtain good results while measuring the horizontal distance by the stepping method

a) up-hill

b) down-hill

c) in low undulations

d) in plain areas

9 / 30

9. The intercept of a staff is

a) minimum if the staff is held truly normal to the line of sight

b) maximum if the staff is held truly normal to the line of sight

c) decreases if the staff is tilted away from normal

d) increases if the staff is tilted away from normal

10 / 30

10. 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

11 / 30

11. Plane table surveying is a graphical method of surveying in which:

a) fieldwork and plotting proceed simultaneously

b) plotting is done later while records are taken in the field book

c) only fieldwork is done

d) none of the above

12 / 30

12. 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

13 / 30

13. The angular and linear measurement of the part of the traverse can be checked by

a) astronomical error

b) cut off lines

c) well-defined objects

d) all of the above

14 / 30

14. The function of the leveling head is

a) to attach the theodolite to the tripod

b) to provide a bearing for the outer hollow spindle

c) to provide a means of leveling the instrument

d) all of the above

15 / 30

15. Which of the following terms is not associated with leveling:

a) foresight

b) bench mark

c) bearing

d) change point

16 / 30

16. The Normal chord of a curve should be

a) less than sub chord

b) equal to sub chord

c) greater than sub chord

d) all of the above

17 / 30

17. 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

18 / 30

18. 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

19 / 30

19. The most probable value of an observed quantity available from a given set of observations is the one for which the sum of the square of errors is a minimum. This statement is called

a) the principle of least square

b) the law of errors

c) the principle of square errors

d) none of the above

20 / 30

20. 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°

21 / 30

21. 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

22 / 30

22. A level tube is used to make the line of sight horizontal. It is filled with

a) ether

b) chloroform

c) synthetic alcohol

d) all of the above

23 / 30

23. The height of instrument method is

a) less tedious

b) more rapid

c) includes less calculation

d) all of the above

24 / 30

24. A diagonal eyepiece is provided with a

a) plane convex lens

b) reflecting prism

c) mirror fitted at 45° with the axis of the telescope

d) both (b) and (c) above

25 / 30

25. Boning rod is used

a) setting out of sewer

b) setting out of road

c) setting out of canal

d) all of the above

26 / 30

26. *Which instrument is not used in plane table

a) plane table

b) alidade

c) altimeter

d) anchor

27 / 30

27. The permissible limits of error in chaining for measurement on rough or hilly ground are

a) 1:2000

b) 1:1000

c) 1:500

d) 1:250

28 / 30

28. 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

29 / 30

29. 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

30 / 30

30. 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

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Surveying Online Test – Paper 2

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