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Transcript of Ex_ten_cis_0204
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7/24/2019 Ex_ten_cis_0204
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Exerccio sobre tensoExerccio sobre tenso
cisalhantecisalhante Obter o diagrama deObter o diagrama de
tenso cisalhante natenso cisalhante na
seo S.seo S.
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V (kN)
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rea!rea!
"omento de #n$rcia!"omento de #n$rcia!
2
2
2
31
13500
11250
mmA
mmAA
=
==
49
3
2
1
3
21
10725,5
12
900155,462
12
254502
2
mmI
AI
III
z
z
zzz
=
+
+
=
+=
31
321
zz
zzzz
II
IIII
=
++=
%&
%'
%
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Nos neis e *Nos neis e *
No niel 'No niel '
bI
mQ
z
=
0
0
==
m
bI
mQ
z
=
36
2
3
10722,6
22255,462
mmm
AAm
=
+=
MPaPa 79,181079,18
101510725,5
10722,610240
6
33
33
==
=
+ lc-lo das tensesc- o as tens escisalhantescisalhantes
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Nos neis & e /Nos neis & e /
0ara b 1 /*2 mm0ara b 1 /*2 mm
0ara b 1 * mm0ara b 1 * mm
bI
mQ
z
=
36
3
10203,5
5,462
mmm
Am
=
=
MPaPa 485,010485,0
1045010725,5
10203,510240
6
33
33
==
=
MPaPa 54,141054,14
101510725,5
10203,510240
6
33
33
==
=
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3iagrama de tenso3iagrama de tenso
cisalhantecisalhante
