(cache)Solved 3. A steel bar of 50 mm wide, 12 mm thick and 300 mm

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Question: 3. A steel bar of 50 mm wide, 12 mm thick and 300 mm long is subjected to an axial pull of 84kN. Find the changes in length, width, thickness and volume of the bar. Take E=2 ×105 N/mm2 and Poisson's ratio =0.32

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Given wide = 50mm

thickness t = 12mm

long l = 300mm
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3. A steel bar of

50 mm

wide,

12 mm

thick and

300 mm

long is subjected to an axial pull of

84 kN

. Find the changes in length, width, thickness and volume of the bar. Take

E = 2

\times 1 0^{5} N / mm^{2}

and Poisson's ratio

= 0.32