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Civil Engineering :: UPSC Civil Service Exam Questions

  1. Consider the following statements: An aqueduct is a cross drainage work in which
    (a) a canal is carried over the drainage channel
    (b) a drainage channel is carried over the canal
    (c) both drainage channel and canal are at the same level.
    Which of the statements given above is/are correct ?

  2. A.
    1 only
    B.
    1 and 2 only
    C.
    2 and 3 only
    D.
    1, 2 and 3

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  3. Two shafts of same material and same length are connected in series and subjected to a torque 'T' as shown in the given figure. If , what is the value of the ratio ? (Where τ1 and τ2 are the extreme shear stresses in either of two segments)

  4. A.
    4
    B.
    2
    C.
    8
    D.
    16

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  5. Which one of the following is the most critical rivet in the joint shown in the figure given?

  6. A.
    No. 1
    B.
    No. 2
    C.
    No. 3
    D.
    No. 4

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  7. A good brick when immersed in water bath for 24 hours, should not absorb more than

  8. A.
    20% of its dry weight
    B.
    30% of its saturated weight
    C.
    10% of its dry weight
    D.
    20% of its saturated weight

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  9. A truss ABC, carries two horizontal and two vertical loads, as shown in the figure. The horizontal and vertical components of the reaction at A will be

  10. A.
    HA = 1000 kN ; VA = 1706.25 kN
    B.
    HA = 2000 kN ; VA = 2550 kN
    C.
    HA = 1000 kN ; VA = 2550 kN
    D.
    HA = 2000 kN ; VA = 1706.25 kN

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  11. Contour interval on a map sheet denotes

  12. A.
    vertical distance of contour lines above the datum plane
    B.
    vertical distance between two successive contour lines
    C.
    slope distance between two successive contour lines
    D.
    horizontal distance between two successive contour lines

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  13. Which one of the following is the correct statement ? A particle in simple harmonic motion while passing through the mean position will have

  14. A.
    minimum kinetic energy and minimum potential energy
    B.
    maximum kinetic energy and maximum potential energy
    C.
    maximum potential energy and minimum kinetic energy
    D.
    maximum kinetic energy and minimum potential energy

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  15. What are the phenomena of global warming and acid rain formation attributed to ?

  16. A.
    SO2 and CO2 respectively
    B.
    CO and SO2, respectively
    C.
    CO2 and SO2, respectively
    D.
    CO and CO2, respectively

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  17. The following observation relate to designing of laced column :
    1. Single lacing systems on opposite planes shall preferably be in the same direction so that one is the shadow of the other.
    2. Lacing bar should only be a flat.
    3. The slenderness ratio of the lacing bars for compression shall not exceed 180.
    4. Laced compression members are to be provided with tie plates of ends.
    Of these observations :

  18. A.
    1, 2, 3 and 4 are correct
    B.
    1, 3 and 4 are correct
    C.
    2 and 3 are correct
    D.
    1 and 4 are correct

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