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Civil Engineering :: UPSC Civil Service Exam Questions

  1. A shaft turns at 150 rpm under a torque of 1500 Nm. Power transmitted is

  2. A.
    15 π kW
    B.
    l0 π kW
    C.
    7.5 π kW
    D.
    5 π kW

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  3. Consider the following factors :
    1. Initial prestress
    2. Losses in prestress
    3. Depth of cable from extreme compression fibre.
    Those which affect the ultimate moment capacity of a prestressed concrete beam would include

  4. A.
    1 and 2
    B.
    1 and 3
    C.
    1 alone
    D.
    3 alone

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  5. If the stream function is ψ = 2 xy, then the velocity at a point (1, 2) is equal to

  6. A.
    2
    B.
    4
    C.
    20
    D.
    16

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  7. The cantilever frame shown in the given figure is supported by vertical links at B and C and carries loads as shown. The force in the bar AE is

  8. A.
    500 kg
    B.
    1000 kg
    C.
    zero
    D.
    2500 kg

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  9. Two piles, one a bored cast-in-situ pile and another a precast driven pile, both of same length and diameter are constructed in a loose sand deposit. If the bearing capacity of the bored pile is Q1, and that of the precast driven pile is Q2, then which of the following is correct ?

  10. A.
    Q1 > Q2
    B.
    Q1 = Q2
    C.
    Q1 < Q2
    D.
    No specific comparison may hold good

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  11. Two perfectly elastic spheres of equal mass moving in the same direction with their velocities in the ratio 2 : 1 have an impact. After the impact, the two spheres will

  12. A.
    move in the same direction
    B.
    have in velocity in the ratio of 1 : 2
    C.
    move in opposite directions with velocity the ratio of 1: 2
    D.
    move in the same direction with velocity the ratio of 1: 2

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  13. For the design of a simply supported RCC T-beam, the ratio of the effective span to the overall depth of the beam should not exceed

  14. A.
    10
    B.
    20
    C.
    30
    D.
    40

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  15. The typical density in kg/cm (in situ) of well-compacted municipal solid waste in landfill is in the range of

  16. A.
    100 to 300
    B.
    310 to 500
    C.
    550 to 850
    D.
    900 to 1100

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  17. What is the y-coordinate of the centroid of the area ABCDE shown in the figure given aside ?

  18. A.
    3.2
    B.
    3.3
    C.
    3.4
    D.
    3.5

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  19. In a plate load test on sandy soil, the test plate of 60 cm x 60 cm undergoes a settlement of 5 mm at a pressure of 12 x 104 N/m2. What will be the expected settlement of 3 m x 3 m footing under same pressure ?

  20. A.
    25 mm
    B.
    20 mm
    C.
    15 mm
    D.
    9 mm

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