MT-1620 al.2002 Thus 12 v21(due to O2 only) -- to make this a bit simpler(for later purposes), we recall the reciprocity relation v12E2=V21 Thus S12 12 Case 3: Only O3 applied In a similar manner we get 13 Case 4: Only O4(023) applied 14404 Again two steps are needed Paul A Lagace @2001 Unit 5-p. 11MIT - 16.20 Fall, 2002 Thus: S12 = − ν21 (due to σ2 only) E2 --> to make this a bit simpler (for later purposes), we recall the reciprocity relation: ν12 E2 = ν21 E1 ⇒ ν21 ν12 = E2 E1 Thus: S12 = − ν12 E1 Case 3: Only σ3 applied In a similar manner we get: S13 = − ν13 E1 Case 4: Only σ4 (σ23) applied ε1 = S14 σ4 Again, two steps are needed. Paul A. Lagace © 2001 Unit 5 - p. 11