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N98<br />
N97<br />
N76<br />
N75<br />
0<br />
VB<br />
-4,5+0.cos.71,57°+N89 =<br />
N89 = 4,5 KN<br />
Nó “9” Forças Verticais (V) Forças Verticais (H)<br />
= 0<br />
4,5+N910 = 0<br />
N10<br />
ΣFV = 0 ΣFH = 0<br />
N97.sen71,57°+VB = 0 -N97.cos71,57°-N98+N910<br />
N97.sen71,57°+13,5 = 0 -(-14,23).cos71,57°-<br />
N97 = -13,5÷sen71,57° N910 = 0<br />
N97 = -14,23 KN<br />
Nó “10” Forças Verticais (V) Forças Verticais (H)<br />
N10<br />
N910<br />
N97<br />
VB<br />
ΣFV = 0 ΣFH = 0<br />
N107 = 0 -N107-N109 = 0<br />
-0-N109 = 0<br />
N109 = 0<br />
Nó “7” Forças Verticais (V) Forças Verticais (H)<br />
N71<br />
N10<br />
N76<br />
N97<br />
N98<br />
N10<br />
N10<br />
N910<br />
N71<br />
45
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