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Question: do not round intermediate calculations give your final answers to...

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Do not round intermediate calculations. Give your final answer(s) to three significant figures Members AB and BC of the truss shown are made of the same alloy. It is known that a 25-mm-square bar of the same alloy was tested to failure and that an ultimate load of 123 kN was recorded. If bar AB has a cross-sectional area of 239 mm , determine the factor of safety for bar AB 0.74 m 0.4 m 1.3 m 29 kN F.S.

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