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28 x 1CT3

Again, the element stresses are obtained from

where, for element b, the displacement column matrix is

{sw} = {«i v\ 9\ m3 i>3 03} in which m3 — vj, — = 0 in this example. Substituting for element b gives

• 2.5x id2

" 0.45

11 i

0 0

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