# Practice Test: Question Set - 01

1. To avoid large centering error with very short legs, observations are generally made
(A) To chain pins
(B) By using optical system for centering the theodolite
(C) To a target fixed on theodolite tripod on which theodolite may be fitted easily
(D) All the above

2. Different grades are joined together by a
(A) Compound curve
(B) Transition curve
(C) Reverse curve
(D) Vertical curve

3. Which of the following methods of theodolite traversing is suitable for locating the details which are far away from transit stations?
(A) Measuring angle and distance from one transit station
(B) Measuring angles to the point from at least two stations
(C) Measuring angle at one station and distance from other
(D) Measuring distance from two points on traverse line

4. The line of collimation method of reduction of levels, does not provide a check on
(A) Intermediate sights
(B) Fore sights
(C) Back sights
(D) Reduced levels

5. Which of the following methods of contouring is most suitable for a hilly terrain?
(A) Direct method
(B) Square method
(C) Cross-sections method
(D) Tachometric method

6. The chord of a curve less than peg interval, is known as
(A) Small chord
(B) Sub-chord
(C) Normal chord
(D) Short chord

7. The size of a plane table is
(A) 750 mm × 900 mm
(B) 600 mm × 750 mm
(C) 450 mm × 600 mm
(D) 300 mm × 450 mm

8. If the reduced bearing of a line AB is N60°W and length is 100 m, then the latitude and departure respectively of the line AB will be
(A) +50 m, +86.6 m
(B) +86.6 m, -50 m
(C) +50 m, -86.6 m
(D) +70.7 m, -50 m

9. A lemniscate curve between the tangents will be transitional throughout if the polar deflection angle of its apex, is
(A) Δ/2
(B) Δ/3
(C) Δ/4
(D) Δ/6

10. Contour interval is
(A) Inversely proportional to the scale of the map
(B) Directly proportional to the flatness of ground
(C) Larger for accurate works
(D) Larger if the time available is more

11. The smaller horizontal angle between the true meridian and a survey line, is known
(A) Declination
(B) Bearing
(C) Azimuth
(D) Dip

12. Contour interval is
(A) The vertical distance between two consecutive contours
(B) The horizontal distance between two consecutive contours
(C) The vertical distance between two points on same contour
(D) The horizontal distance between two points on same contour

13. Check lines (or proof lines) in Chain Surveying, are essentially required
(A) To plot the chain lines
(B) To plot the offsets
(C) To indicate the accuracy of the survey work
(D) To increase the out-turn

14. After fixing the plane table to the tripod, the main operations which are needed at each plane table station are
(i) Levelling
(ii) Orientation
(iii) Centering
The correct sequence of these operations is
(A) (i), (ii), (iii)
(B) (i), (iii), (ii)
(C) (iii), (i), (ii)
(D) (ii), (iii), (i)

15. There are two stations A and B. Which of the following statements is correct?
(A) The fore bearing of AB is AB
(B) The back bearing of AB is BA
(C) The fore and back bearings of AB differ by 180°
(D) All the above

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