If the effective flow stress for extrusion is 100 MPa and the extrusio – McqOptions

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1.	If the effective flow stress for extrusion is 100 MPa and the extrusion ratio is 4, then find the ideal extrusion pressure for the process?
A.	150.5 MPa
B.	170.5 MPa
C.	138.6 MPa
D.	257.2 MPa
Answer» D. 257.2 MPa

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