Please Help Physics Exercises

  1. Hello =)

    I have a problem with this 2 Physics exercises :confused:

    I DID exercise 3 but i dont know if its Good =) if not please do it =D

    There is picture with exercises (copy it and paste in IE or Firefox) :


    Ex3: As weight is carried by a boom-and-cable arrangement, as shown in the diagram. Determine the forces in the cable and the reactions at point A.

    Ex 4: In the given structure find the reactions at pionts A, B and C.

    pictures from exercises are above in the link i add =)

    please help =)

    THANKS A LOT =**
  2. jcsd
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