November 2012

  • Question 9

    The top and bottom chord of the long truss shown below are CHS sections, and each has I = 31x106 mm4 and A = 6300 mm2. Take Esteel = 200 GPa. All members have the same length of 1m.  Determine the...

  • Question 8

    Correct  SFD is D:  Check  out http://expeditionworkshed.org/applets/2D_frames/sketch_10/sketch_10.html for a great pushmepullme model of the problem. Thanks to  Al  form  supplying  the answer The answer is: D Since the load is applied at an angle, there two components of that load:...

  • Question 7

    Would you like a quick revision of simple hanging cables? CLICK HERE If the cable has a diameter of 24mm what is the maximum stress in the cable? The correct answer is approx 676N/mm2, if you  got it wrong please check...

  • Question 6

    For the structure shown below calculate the position of the roller support from the free end of the beam (C) such that the moment at the fixed end (A) is zero kNm. [Solution x=3.33m] If  you didnt get it right...