5 A metal has the following flow curve equation of O, = 850€ 03 where o, is in MPa. A part made of this metal is stretched to 150 mm from an initial length of 100 mm. The flow stress at the new length and the average flow stress that the metal has been subjected to during the deformation are, respectively, (a) 648 MPa, 498 MPa (b) 748 MPa, 598 MPa (c) 648 MPa, 598 MPa (d) 748 MPa, 398 MPa

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Q.105 A metal has the following flow curve equation
o, = 850e03
where o, is in MPa. A part made of this metal is stretched to 150 mm from an initial length
of 100 mm. The flow stress at the new length and the average flow stress that the metal has
been subjected to during the deformation are, respectively,
(a) 648 MPa, 498 MPa
(b) 748 MPa, 598 MPa
(c) 648 MPa, 598 MPa
(d) 748 MPa, 398 MPa
Transcribed Image Text:Q.105 A metal has the following flow curve equation o, = 850e03 where o, is in MPa. A part made of this metal is stretched to 150 mm from an initial length of 100 mm. The flow stress at the new length and the average flow stress that the metal has been subjected to during the deformation are, respectively, (a) 648 MPa, 498 MPa (b) 748 MPa, 598 MPa (c) 648 MPa, 598 MPa (d) 748 MPa, 398 MPa
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