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Element Force Matrix
Element #1
d
0
L
x . 1 x
L ( ) . 10 x
d
0
L
x . x
L ( ) . 10 x
yields
. 5
3 L²
. 10
3 L²
f1
. 5
3 L1²
. 10
3 L1² = f1 1.5 10³
3 10³
Element #2
d
0
L2
x . 1 x
L2 ( ) . 10 x . 10 L1
d
0
L2
x . x
L2 ( ) . 10 x . 10 L1
yields
. . 5 L1 L2 . 5
3 L2²
. . 5
3 L2 ( ) . 2 L2 . 3 L1
f2
. . 5 L1 L2 . 5
3 L2²
. . 5
3 L2 ( ) . 2 L2 . 3 L1
= f2 6 10³
7.5 103

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