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Civil Engineering :: UPSC Civil Service Exam Questions

  1. The slenderness ratio of lacing bars should not exceed :

  2. A.
    100
    B.
    200
    C.
    145
    D.
    180

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  3. A three-hinged semicircular arch of radius R carries a uniformly distributed load W per unit run over the whole span. The horizontal thrust is

  4. A.
    WR
    B.
    WR/2
    C.
    4/3π WR
    D.

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  5. The acceleration components of a fluid particle are denoted as
    1. local tangential acceleration.
    2. convective tangential acceleration.
    3. local normal acceleration.
    4. convective normal acceleration.
    In a curved nozzle fitted to the end of straight pipeline carrying water under variable head, the acceleration component that are present would include

  6. A.
    1 and 2
    B.
    3 and 4
    C.
    1, 2 and 4
    D.
    1, 2, 3 and 4

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  7. In the truss shown in the given figure, the forces in the members AB and BC will be respectively (plus denotes tension)

  8. A.
    zero and zero
    B.
    - W/cos 60° and + W tan 60°
    C.
    - W/cos 60° and zero
    D.
    zero and + W tan 60°

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  9. Consider the following statements :
    In the beam shown in the given figure, for all positions of load W (except x = 0)
    1. bending moment is maximum at B
    2. bending moment is maximum under load
    3. deflection is zero at A
    4. deflection is zero at B
    Of these statements :

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

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  11. In a three-layered soil, water flows parallel to stratification. The thickness of the middle layer is twice that of top and bottom layer. The coefficient of permeability of middle layer (2K) is twice that of top and bottom layer (K). What is the average coefficient of permeability for this flow ?

  12. A.
    K
    B.
    1.33 K
    C.
    1.5 K
    D.
    0.66 K

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  13. Which type of brick masonry bond is provided for heavy loads on masonry ?

  14. A.
    English bond
    B.
    Zigzang bond
    C.
    Single Flemish bond
    D.
    Double Flemish bond

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  15. In the set up shown in the above figure, assuming the specific weight of water as 10, 000 N/m3, the pressure difference between the points A and B will be

  16. A.
    10 N/m2
    B.
    - 10 N/m2
    C.
    20 N/m2
    D.
    -20 N/m2

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  17. The ratio of the "standard error of a single observation of unit weight" to the standard error of the arithmetic mean of 'n' observation all of unit weight, will be

  18. A.
    (1/n)
    B.
    n2
    C.
    3n
    D.
    n

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  19. If the azimuths of the two tangents to a circular curve of radius 100 m are due north and due east, then the area bounded by the two tangents and the circular curve will be

  20. A.
    7857 sq. m
    B.
    5000 sq. m
    C.
    3143 sq. m
    D.
    2143 sq. m

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