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Asked: 2020-03-17T04:06:13+05:30 In:

GATE MT 2011 Q47. What is the ideal extrusion pressure if the effective flow stress in compression is 250 MPa?

Poll Results

100%(A) 693 MPa ( 4 voters )
0%(B) 346 MPa
0%(C) -346 MPa
0%(D) -703 Mpa
Based On 4 Votes

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GATE MT 2011 Q47. What is the ideal extrusion pressure if the effective flow stress in compression is 250 MPa?
extrusion pressureGATE MT 2011 Question paper with solutionGATE MT Metal workingGATE MT Previous Year Questions With Solution
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    2 Answers

    1. Best Answer
      official account of Askmemetallurgy
      This answer was edited.

      Correct answer is option A. P= kA0Ln(A0/Af) P= 250 ln16 = 693.15 MPa    

      Correct answer is option A.

      P= kA0Ln(A0/Af)

      P= 250 ln16 = 693.15 MPa

       

       

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    2. Platinum GATE Metallurgy Coaching |Providing Video Solutions and Concepts of Metallurgy since 2016 | Follow our channel, "C Patel Metallurgy" on Youtube for your GATE preparation

      Option A Pressure = stress * ln(A1/A2)

      Option A

      Pressure = stress * ln(A1/A2)

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