programska 4.docx
TRANSCRIPT
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Александар Димовски 589 МХТ
IV Програмска
a=1,25mF=8kNq=4kN/mM=8kNm
Fq=q*l=4*3*1.25=15kN
I Пресметка на реакциите ! "!т"!рите
a#н!са$ %есн!
&'=(Fa)=(&M=(+F-*4aFq*1.5a=(+F-*4*1.2515*1.5*1.25=(+F-*528.125=(+F-*5=+28.125F-=28.125/5F-=5.25 kN& M=(F-*4aFq*2.5a=(F-*4*1.25+15*2.5*1.25=(F-*5+4.805=(F-*5=4.805F-=4.805/5
F-=.305 kN!нтр!а&=(F-+FqF-=(.305+155.25=((=(
#н!са$ е!
&M 6=(+F*3a+F-*3aF7-*2aM=(
+8*3*1.25+5.25*3*1.25F7-*2*1.258=(+3(+21.(305F7-*2.58=(F7-*2.5=+828.1254(F7-*2.5=43.(305F7-=43.(305/2.5F7-=10.2305kN& M=(F -*3aM+F7-*a=(F -*3*1.258+10.2305*1.25=(F -*3.058+21.55805=(F -*3.05=13.54805
F -=13.54805/3.05F -=3.125 kN
30.11.2013
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7.0
Mmax=
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8/17/2019 programska 4.docx
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Александар Димовски 589 МХТ
IV Програмска
!нтр!а&=(+Fa-F7-+F-+ F=(+3.12510.2305+5.25+8=((=(
II Пресметка на транс9ер:аните сии
F;