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03-06-2023
Engineering

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Part A Determine the average normal stress in bar BC of the truss. Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive value in the case of tension.

Part B Determine the average normal stress in the bar AC of the truss. Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive value in the case of tension.

Part C Determine the average normal stress in the bar AB of the truss. Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive value in the case of tension.

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