Question: A stepped bar is loaded as shown in Fig. 13.13 (a). Calculate the stress in each part and total elongation. (E=200 mathrm{GPa}). A B 25

A stepped bar is loaded as shown in Fig. 13.13 (a). Calculate the stress in each part and total elongation. \(E=200 \mathrm{GPa}\).

A B 25 mm+ 25 10 kN 4500mm 500mm (a) 20 mm

A B 25 mm+ 25 10 kN 4500mm 500mm (a) 20 mm 2 _ 750 mm D 5 kN

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