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Asked: 2020-03-28T04:10:50+05:30 In:

GATE MT 2014 Q.41 A rod of a metal with Young’s modulus of 200 GPa is pulled in tension to a stress of 400 MPa. What is the elastic strain (in %) that is recovered, when the rod is completely unloaded?

GATE MT 2014 Q.41 A rod of a metal with Young’s modulus of 200 GPa is pulled in tension to a stress of 400 MPa. What is the elastic strain (in %) that is recovered, when the rod is completely unloaded?
GATE MT 2014 Question paper with solutionGATE MT Mechanical metallurgyGATE MT Previous Year Questions With SolutionYoung’s modulus
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      Correct answer is 0.2 Given that, E=200 GPa and σ= 400 MPa Elastic strain (in %)= (σ/E) = (400/200×103)×100 = 0.2 %    

      Correct answer is 0.2

      Given that, E=200 GPa and σ= 400 MPa

      Elastic strain (in %)= (σ/E) = (400/200×103)×100 = 0.2 %

       

       

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