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Civil Engineering :: UPSC Civil Service Exam Questions

  1. Which are the critical activities of the bar chart shown above ?

  2. A.
    Activities B and E
    B.
    Activities A, D and F
    C.
    Activities A, C and E
    D.
    Activities A and F

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  3. What is the effective height of a free-standing masonry wall for the purpose of computing slenderness ratio ?

  4. A.
    0.5 L
    B.
    1.0 L
    C.
    2.0 L
    D.
    2.5 L

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  5. To generate 10, 000 hp under a head of 81 m while working at a speed of 500 rpirt, the turbine of choice would be

  6. A.
    Pelton
    B.
    Kaplan
    C.
    Bulb
    D.
    Francis

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  7. Consider the following statements :
    Sand in mortar is needed for
    1. decreasing the quantity of cement.
    2. reducing shrinkage.
    3. decreasing the surface area of the binding material.
    4. increasing the strength.
    Of these statements :

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

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  9. The given figure shows gradually varied flow in an open channel with a beak in bed slope. Types of water surface profiles occurring from left to right are

  10. A.
    H2 , S3
    B.
    H2 , S2
    C.
    H2 , M2
    D.
    H3 , M2

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  11. Consider the following strengths of concrete :
    1. Cube strength
    2. Cylinder strength
    3. Split-tensile strength
    4. Modulus of rupture
    The correct sequence in decreasing order of these strengths is

  12. A.
    3, 4, 2, 1
    B.
    3, 4, 1, 2
    C.
    4, 3, 2, 1
    D.
    4, 3, 1, 2

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  13. A reinforced concrete slab is 75 mm thick. The maximum size of reinforcement bar that can be used is

  14. A.
    12 mm diameter
    B.
    10 mm diameter
    C.
    8 mm diameter
    D.
    6 mm diameter

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  15. Consider the following methods of preservation of timber :
    1. Dipping
    2. Brushing or spraying
    3. Pressure impregnation
    The correct sequence in decreasing order of the effectiveness of these methods of preservation is

  16. A.
    1, 2, 3
    B.
    2, 1, 3
    C.
    3, 1, 2
    D.
    3, 2, 1

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  17. Purlins are provided, in industrial buildings, over roof trusses to carry dead loads, live loads and wind loads. As per IS code, what are they assumed to be ?

  18. A.
    Simply supported
    B.
    Cantilever
    C.
    Continuous
    D.
    Fixed

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  19. Ratio of bearing capacity of double Under Reamed (U.R.) pile to that of single U.R. pile is nearly

  20. A.
    2
    B.
    1.5
    C.
    1.2
    D.
    1.7

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