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Unformatted text preview: 2.69 A fabric usedin air—inﬂated structures is subjected to a biaigiﬁg loadingﬁh'at results in normal stresses 0, = 120 MP3 and 02 .= 160 MP3. Knowing that the properties of the fabric can be approximated as E = 87 G and v = 0.34, determine the change in length of ,(a) side AB, (1)) side B n (c) diagonal AC. ’4 WA 2.75 The plastic block shown is be nded to a ﬁxed base and to a big
lied.» Knowing that for the p135“:
n of the plate when P = 9 kips zontal rigid plate to which'a force P is app
used G = 55 ksi, determine the deﬂectio ...
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 Spring '09
 MOORTHY

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