Solucion de la pregunta del armado del parcial 2021-01 PDF

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Examen Tipo

Elem 1

EA

1000

y 0 17 17 5

A 5

B 5

C 12

D 5.00

Elem 1 2 3 4 5

Dir Arriba Derecha Derecha Derecha Derecha

Δx 0 10 5 5 5

Δy 17 0 5 -12 12

Elem 3 K

4 0 0 0 58.8235294 0 0 0 -58.823529

5

1

K=

x 0 0 10 5

Elem 2 K

3

Nudo 1 Nudo 2 Nudo 3 Nudo 4

A

93.47 70.71 -70.71 -70.71 -11.38 27.31 -11.38 -27.31

6 0 0 0 -58.823529 0 0 0 58.8235294

5

6

7

8

0 0 0 0

-100 0 100 0

0 0 0 0

6 27.31 -65.54 0.00 -58.82 -27.31 124.37 0.00 0.00

7 -11.38 -27.31 0.00 0.00 -100.00 0.00 111.38 27.31

8 -27.31 -65.54 0.00 0.00 0.00 0.00 27.31 65.54

2 70.71 201.80 -70.71 -70.71 27.31 -65.54 -27.31 -65.54

3 -70.71 -70.71 70.71 70.71 0.00 0.00 0.00 0.00

4 -70.71 -70.71 70.71 129.53 0.00 -58.82 0.00 0.00

5 -11.38 27.31 0.00 0.00 111.38 -27.31 -100.00 0.00

0.707

0.707

-0.707

-0.707

*

0.385

0.923

-0.385

-0.923

*

f3

f5

0.48210 0 0.43498381 -0.02289 0.43498381 -0.0228854 0 0

3 70.711 70.711 -70.711 -70.711

F=

=

7.0000

=

1.124E+01

4.95 -7.95 4.95 R4 R5 R6 R7 R8

L 17 10.00 7.07 13.00 13.00

EA/L 58.8 100.0 141.4 76.9 76.9

cos 0 1.000 0.707 0.385 0.385

Inclinada 7

sen 1 0.000 0.707 -0.923 0.923

Elem 4 K

100 0 -100 0

Carga 3

Elem 5 K

4 70.711 70.711 -70.711 -70.711

1 -70.711 -70.711 70.711 70.711

2 -70.711 -70.711 70.711 70.711

d=

0.43498381 -0.02289 0.48210

Pu=

4.94974747 -5.5747475 13.3793939 -4.3247475 -10.379394

5 11.379 -27.310 -11.379 27.310

6 -27.310 65.544 27.310 -65.544

1 -11.379 27.310 11.379 -27.310

2 27.310 -65.544 -27.310 65.544

K 1 11.379 27.310 -11.379 -27.310

2 27.310 65.544 -27.310 -65.544

7 -11.379 -27.310 11.379 27.310

8 -27.310 -65.544 27.310 65.544...