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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

  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

  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

  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

  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

  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

  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

  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

  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

  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