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Transformation av spänningar - Tillämpad fysik och elektronik ...

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σx = 70 MP a σy = 120 MP a <br />

τxy = 60 MP a <br />

<br />

<br />

σ T e = 160 MP a σ vM<br />

e<br />

= 147 MP a<br />

<br />

Mv <br />

<br />

<br />

σ T e = Mv<br />

πa 2 h<br />

MP a σvM<br />

e<br />

=<br />

√ 3<br />

2<br />

Mv<br />

πa 2 h<br />

MP a<br />

2a h <br />

p p <br />

<br />

σs<br />

ps =<br />

σsh<br />

a √ 1−ν+ν 2<br />

(E, ν, σs) <br />

σx = σs σx = σs <br />

σy <br />

σy (0 < σy < σs)

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