Figure 6.23 shows the tensile engineering stress-strain curve in the elastic region for a gray cast iron. Determine (a) the tangent modulus at 25 MPa (3625 psi) and (b) the secant modulus taken to 35 MPa (5000 psi). Stress (MPa) 60 50 40 30 20 10 0.0002 0.0004 Strain. 0.0006 8 6 4 2 0 0.0008 Stress (10³ psi) Figure 6.23 Tensile stress-strain behavior for a gray cast iron. Activate Wins

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
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Figure 6.23 shows the tensile engineering stress– strain curve in the elastic region for a gray cast 
iron. Determine (a) the tangent modulus at 25 MPa (3625 psi) and (b) the secant modulus taken 
to 35 MPa (5000 psi). 

Figure 6.23 shows the tensile engineering stress-strain curve in the elastic region for a gray cast
iron. Determine (a) the tangent modulus at 25 MPa (3625 psi) and (b) the secant modulus taken
to 35 MPa (5000 psi).
Stress (MPa)
60
50
40
30
20
10
0
0
0.0002
0.0004
Strain.
0.0006
T
8
6
T
st
2
0
0.0008
Stress (10³ psi)
Figure 6.23 Tensile stress-strain behavior for a gray
cast iron.
Activate Windo
Transcribed Image Text:Figure 6.23 shows the tensile engineering stress-strain curve in the elastic region for a gray cast iron. Determine (a) the tangent modulus at 25 MPa (3625 psi) and (b) the secant modulus taken to 35 MPa (5000 psi). Stress (MPa) 60 50 40 30 20 10 0 0 0.0002 0.0004 Strain. 0.0006 T 8 6 T st 2 0 0.0008 Stress (10³ psi) Figure 6.23 Tensile stress-strain behavior for a gray cast iron. Activate Windo
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