1 answer

2. For the section below, Obtain the second moment of area, the location of the neutral...

Question:

2. For the section below, Obtain the second moment of area, the location of the neutral axis, and the distances form the neutral axis to the top and bottom surfaces a) b) If the section is subjected to a positive bending moment about the z-axis of 1.13 kN-m, determine the resulting stresses at the top and bottom surfaces, as well as at every abrupt change in the cross section. (dimensions in mm) 100 ← 12.5 2.5 → 12.5 50一小25 100
2. For the section below, Obtain the second moment of area, the location of the neutral axis, and the distances form the neutral axis to the top and bottom surfaces a) b) If the section is subjected to a positive bending moment about the z-axis of 1.13 kN-m, determine the resulting stresses at the top and bottom surfaces, as well as at every abrupt change in the cross section. (dimensions in mm) 100 ← 12.5 2.5 → 12.5 50一小25 100

Answers

2 00 mm 书 n5 50 25 loonm Lets dvide the cross-sectio) into ③osuas . 0 (h) 625 mm - ( 50x12.5 100 xb0 10,000 mm Asaa. 10.00010,000150)-5625Cm)-62ケ(1.25) 3350 : 54.2q mm 12. I, 5012.5 1 2 2.63 x1o mrm 12 rtt

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