The assembly shown consists of an 80- mm rod AF that is welded to a cross consisting of four 200-mm arms. The assembly is supported by a ball-and socket joint at F and by three short links, each of which forms an angle of 45° with the vertical. For the loading shown, determine (a) the tension in each link, (b) the reaction at F.

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45 45" 200 mm 15 200 mm 200 mm