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A steel bar is 900mm long; its two ends are 40mm and 30mm in diameter and the length of each part of rod is 200mm. The middle portion of the bar is 15 mm in diameter and 500 mm long.
written 5.5 years ago by | modified 2.9 years ago by |
If bar is subjected to an axial tensile load of 15 kN, find its total extension,
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