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Question: 2 a strain indicator is attached to the bottom of...

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2. A strain indicator is attached to the bottom of a beam consisting of a steel hollow structural (a) If the tensile strain reading at B is equal to 0.75x103, what is the magnitude of the (b) What is the magnitude of the point load when the maximum tensile stress at the section as shown below. point load at the mid-span? mid-span is equal to the yielding stress? I 5.29 in4 E-29,000 ksi fy 80 ksi 6 ft 6 ft 12 ft

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