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Civil Engineering :: UPSC Civil Service Exam Questions

  1. For the continuous beam (EI constant) loaded as shown in the figure given, the moment at 'B' is

  2. A.
    0.75 times free moment at mid-span of AB
    B.
    same as the free moment at mid-span of AB
    C.
    1.50 times free moment at mid-span of AB
    D.
    2.00 time free moment at mid-span of AB

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  3. The representative fraction means that the scale is 1 cm equal to

  4. A.
    0.25 m
    B.
    2.5 m
    C.
    25 m
    D.
    2.5 km

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  5. The correct sequence of processes in a water treatment plant for rural water supply is

  6. A.
    Chlorination, aeration, sedimentation, rapid sand filter
    B.
    Coagulation, sedimentation, slow sand filter, chlorination
    C.
    Coagulation, flocculation, clarification, pressure filter
    D.
    Aeration, plain sedimentation, slow sand filter, chlorination

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  7. The maximum deflection of a fixed beam carrying a central load W is equal to

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  9. A simply supported beam of span L carries a concentrated load W at its mid-span. If the width 'b' of the beam is constant throughout the span, then, when the permissible bending stress is 'f', the beam's mid-span depth will be

  10. A.
    3WL/2bf
    B.
    3WL/2bf
    C.
    6WL/bf
    D.
    6WL/bf

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  11. Consider the following statements :
    1. A recovery ratio of less than 1 implies that the soil has compressed.
    2. A recovery ratio greater than 1 implies that the soil has swelled.
    3. A recovery ratio of less than 1 implies that the soil has swelled.
    4. A recovery ratio greater than 1 implies that the soil has compressed.
    Which of the following statements given above is/are correct ?

  12. A.
    1 and 2
    B.
    1 only
    C.
    3 and 4
    D.
    4 only

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  13. The force in the member 'AB' of the truss shown in the given figure is

  14. A.
    25 kN compressive
    B.
    25 2 tensile
    C.
    25 2kN compressive
    D.
    25 kN tensile

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  15. What are the distribution factors at joint B for the members BA and BC respectively, in the figure at side ?

  16. A.
    0.57 and 0.43
    B.
    0.43 and 0.57
    C.
    0.50 and 0.50
    D.
    0.36 and 0.64

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  17. If the gradient of a ground is -3%, that of another ground intersecting with the former is 5%, and the horizontal length of the vertical curve to be drawn is 600 m, then the vertical offset 'e' from the vertex of the vertical curve to the mid-point of the curve will be

  18. A.
    1.5 m
    B.
    6 m
    C.
    15 m
    D.
    75 m

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  19. Why is super plasticizer added to concrete?
    1. To reduce the quantity of mixing water.
    2. To increase the consistency.
    3. To reduce the quantity of cement.
    4. To increase resistance to freezing and thawing.
    Select the correct answer using the code given below :

  20. A.
    1, 2 and 3
    B.
    1, 3 and 4
    C.
    2 and 3
    D.
    4 only

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