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camila9022
05.11.2020 •
Mathematics
A 1.25 in. by 3.5 in. a rectangular steel bar is used as a diagonal tension member in a bridge truss. The diagonal member is 20 ft long, and its modulus of elasticity is 35,000,000 psi. If the strain in the diagonal member is measured as 0.001200 in./in., determine:
A: The axial stress (precision of 1,000)
B: The tension force in the bar (precision of 10,000)
C: The elongation of the member (precision of 0.00)
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Ответ:
I think that it is A
Step-by-step explanation:
Ответ:
Hope it helps