Problem

Members AB and AC of the truss shown consist of bars of square cross section made of the s...

Members AB and AC of the truss shown consist of bars of square cross section made of the same alloy. It is known that a 20-mm-square bar of the same alloy was tested to failure and that an ultimate load of 120 kN was recorded. If a factor of safety of 3.2 is to be achieved for both bars, determine the required dimensions of the cross section of (a) bar AB, (b) bar AC.

Fig. P8.36

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Solutions For Problems in Chapter 8

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