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1. All members of the truss structure shown are made of the same steel material with an ultimate strength of 300 MPa. If a

1. All members of the truss structure shown are made of the same steel material with an ultimate strength of 300 MPa. If a factor of safety of 3.2 is required for all members, determine the minimum required diameter of members AB, AC, and BC. -0.75 m- 1.4 m 0.4 m B 28 kN

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