Civil Engineering Surveying Multiple Choice Questions and Answers - Set 03 - ObjectiveBooks
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Civil Engineering Surveying Multiple Choice Questions and Answers - Set 03

Practice Test: Question Set - 03


1. Subtense bar is an instrument used for
    (A) Levelling
    (B) Measurement of horizontal distances in plane areas
    (C) Measurement of horizontal distances in undulated areas
    (D) Measurement of angles

2. Volume of the earth work may be calculated by
    (A) Mean areas
    (B) End areas
    (C) Trapezoidal
    (D) All the above

3. Tacheometric formula for horizontal distances using horizontal sights can also suitable be employed for inclined sights through θ by multiplying
    (A) The constants by sin2θ
    (B) The constants by cos2θ
    (C) The constants by cosθ
    (D) The multiplying constant by cos2θ and additive constant by cosθ

4. Pick up the correct statement from the following:
    (A) The directions of plumb lines suspended at different points in a survey are not strictly parallel
    (B) In surveys of small extent, the effect of curvature may be ignored and the level surface of the earth is assumed as horizontal
    (C) In surveys of large extent, the effect of curvature of the earth must be considered
    (D) All the above

5. In levelling operation
    (A) If second reading is more than first, it represents a rise
    (B) If first reading is more than second, it represents a rise
    (C) If first reading is less than second, it represents a fall
    (D) Both (b) and (c)

6. Over-turning of vehicles on a curve can be avoided by using
    (A) Compound curve
    (B) Vertical curve
    (C) Reverse curve
    (D) Transition curve

7. Which of the following introduces an error of about 1 in 1000 if 20 m chain is used?
    (A) Length of chain 20 mm wrong
    (B) One end of the chain 0.9 m off the line
    (C) One end of chain 0.9 m higher than the other
    (D) All the above

8. Chain surveying is well adopted for
    (A) Small areas in open ground
    (B) Small areas with crowded details
    (C) Large areas with simple details
    (D) Large areas with difficult details

9. Two contour lines, having the same elevation
    (A) Cannot cross each other
    (B) Can cross each other
    (C) Cannot unite together
    (D) Can unite together

10. The conventional sign shown in below figure represents a 
Surveying Multiple Choice Questions and Answers - Set 03
    (A) Bridge carrying railway below road
    (B) Bridge carrying road below railway
    (C) Bridge carrying road and railway at the same level
    (D) A level crossing

11. Which of the following statements is incorrect?
    (A) Error due to refraction may not be completely eliminated by reciprocal levelling
    (B) Tilting levels are commonly used for precision work
    (C) The last reading of levelling is always a foresight
    (D) All of the above statements are incorrect

12. In levelling operation,
    (A) The first sight on any change point is a back sight
    (B) The second sight on any change point is a fore sight
    (C) The line commences with a fore sight and closes with a back sight
    (D) The line commences with a back sight and closes with a foresight

13. The length of a traverse leg may be obtained by multiplying the latitude and
    (A) Secant of its reduced bearing
    (B) Sine of its reduced bearing
    (C) Cosine of its reduced bearing
    (D) Tangent of its reduced bearing

14. While working on a plane table, the correct rule is:
    (A) Draw continuous lines from all instrument stations
    (B) Draw short rays sufficient to contain the points sought
    (C) Intersection should be obtained by actually drawing second rays
    (D) Take maximum number of sights as possible from each station to distant objects

15. The vertical angle between longitudinal axis of a freely suspended magnetic needle and a horizontal line at its pivot, is known
    (A) Declination
    (B) Azimuth
    (C) Dip
    (D) Bearing

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