SECL MINE SURVEYOR EXAM-2016 PAPER
SECL MINE SURVEYOR EXAM-2016 EXAM PAPER
1. What is the length of a gunters chain?
a) 66ft
b) 100 ft
c) 150 ft
d) None of these
2. Which of the following is not used for chain surveying?
a) Chain
b) Arrows
c) Ranging pole
d) Level instrument
3. Optical square is used for?
a) For ranging of line
b) Layout of right angle
c) Layout of 600 angle
d) None of these
4. The whole circle bearing of line AB and AC are 500 and 1950 respectively, then angle BAC will be :
a) 1450
b) 1750
c) 1650
d) 1350
5. Reduced bearing of a line is N 600 E, then what is the whole circle bearing?
a) 2400
b) 3300
c) 1500
d) 600
6. Advantage of plane table surveying, which is not appropriate?
a) It is most rapid
b) Field book not necessary
c) Suitable for work in wet climate
d) Suitable for small scale map
7. Scale of a plan is 1cm = 10m, then R.F.= ___ ?
a) 1:1000
b) 1:100
c) 1:10
d) None of these
8. What is natural scale? It is ____
a) Horizontal & vertical scale are same
b) Horizontal & vertical scale is different
c) Horizontal scale – 1:100
d) None of these
9. The first staff reading after the level instrument has been set up at a new position is:
a) Fore sight
b) Intermediate sight
c) Back sight
d) None of these
10. If the higher value in a series of closed contour lines are increasing towards outside, it will indicate ___
a) Uniform slope
b) Hill
c) Pond
d) Ridge
11. Leveling as well as angular measurement is possible by :
a) Dumpy level
b) Theodolite
c) Box sextant
d) Abney level
12. A metallic tape is made of ___
a) Steel
b) Invar
c) Linen
d) Cloth & wires
13. If the R.L. of B.M is 200 m, the backsite reading is 2.0 m and the foresite reading is 1m, the R.L. of the fore site station is _____.
a) 201 m
b) 203 m
c) 204 m
d) 200 m
14. Height of instrument method of leveling calculation is ___
a) More accurate than rise and fall method
b) Less accurate than rise and fall method
c) Quicker and less tedious for large number of intermediate sights
d) None of the above
15. In setting up a plane table at any station ___
a) Leveling is done first
b) Centering is done first
c) Both leveling & centering are simultaneously
d) Orientation is done first
16. Which of the following measuring instrument is generally used for base line measurement?
a) Chain
b) Metallic tape
c) Steel tape
d) Invar tape
17. Bench mark established by survey of India is called as :
a) Permanent Bench mark
b) Arbitrary bench mark
c) Temporary bench mark
d) G.T.S Bench mark
18. Which of the following errors can be neutralized by setting the level instrument midway between the two stations?
a) Error due to curvature only
b) Error due to refraction only
c) Error due to curvature and refraction
d) None of above
19. Dumpy level is most suitable when ____
a) Instrument to be shifted frequently
b) Fly leveling to be done over long distance
c) Many readings are to be taken form a single setting of instrument
d) All of the above
20. The type of surveying which requires least office work is ___
a) Plane table surveying
b) Tacheometry
c) Theodolite surveying
d) Trigonometrical leveling
21. In leveling operation __
a) When the instruments is being shifted the leveling staff must not be moved
b) When the staff is being carried forward the instrument must remain stationary
c) Both a&b
d) Neither a nor b
22. Offsets are …..
a) Measurements taken in chain surveying
b) Chain lines out of alignment
c) Small measurement from chain line
d) None of the above
23) Maximum allowable limit up to that a measurement may vary from the true value is known as :
a) Permissible error
b) Residual error
c) Expected error
d) Safe error
24. Cross hairs in surveying telescope are fitted ____
a) At the centre of telescope
b) In the object glass
c) In front of eye piece
d) Anywhere in between objective and eye piece
25. Sum of interior angles of a four sided closed traverse is ___
a) 3600
b) 1800
c) 5600
d) 6000
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