in the truss shown, members ac and ad consist of rods made of the same metal alloy. ac is of 25-mm diameter and the ultimate load for that rod is 365 kn. note: this is a multi-part question. once an answer is submitted, you will be unable to return to this part. determine the required diameter of ad if it is desired that both rods have the same factor of safety. the required diameter of rod ad is 46.1 numeric responseedit unavailable. 46.1 incorrect.mm.