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Discussion :: UPSC Civil Service Exam Questions

  1. A ladder AB of weight W and length l is held in equilibrium by a horizontal force P as shown in the figure given above. Assuming the ladder to be idealized as a homogeneous rigid bar and the surfaces to be smooth, which one of the following is correct ?

    2. A.
    B.
    C.
    D.
    P = 2 W cos θ

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    Workspace

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    Answer : Option A

    Explanation :

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