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Discussion :: UPSC Civil Service Exam Questions

  1. A three-hinged circular arch ACB is formed by two quadrants of circles AC and BC of radii 2R and R respectively with C as crown, as shown in the figure at side. Consider the following in respect of the reactive forces developed at support A and B due to concentrated load W at the Crown.
    1. Line of action RA at A is inclined as 45° to the horizontal.
    2. VA = VB = W/2
    3. HB = 2 HA
    4. HA = HB = W/2
    Which of the above is/are correct ?

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

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    Answer : Option A

    Explanation :

    No answer description available for this question. Let us discuss.

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