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Week 1 task 1

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UET Peshawar

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WEEK    1       Task   1.  A  metal  bar  has  a  circular  cross-­‐section  with  a  radius  R  =  5mm.  Given   that  the  Young’s  modulus  of  the  bar  is  E  =  210  GPa  an  it  is  subjected  to  a  tensile   force  of  20  KN  ,  work  out     a  –  The  tensile  stress  acting  uniformly  within  the  bar.   b-­‐  The  extension  caused  by  this  loading.   c-­‐  The  re ...
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