Ejercicios de estatica
Enviado por luciop98 • 8 de Marzo de 2023 • Trabajos • 2.493 Palabras (10 Páginas) • 32 Visitas
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Instituto Tecnológico de la paz.
Estática.
Docente: Francisco Cervantes Navarro.
Alumno: Lucio Alberto Palma Elacio.
Ingeniería civil.
Grupo G.
Ejercicios unidad IV.
Cortantes.
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V[pic 39]
𝑀
0𝑚 ≤ 𝑥 ≤ 4𝑚
𝑚 [pic 40]
𝑥 [pic 41] 𝑚
𝑥 [pic 42] 𝑚
𝑀
4𝑚 ≤ 𝑥 ≤ 6𝑚
𝑥 − 4
𝑚 [pic 43]𝑥
𝑥 − 4
− 48)([pic 44])
3
𝑥 = 4, 𝑚 = 5(4) − 66(4) + 240(4) − [pic 45] = − [pic 46]𝑘𝑛/𝑚
𝑥 [pic 47]𝑚
𝑀
6𝑚 ≤ 𝑥 ≤ 9𝑚
12(2) 14 11 𝑥 − 6
𝑚 = −20 𝑘𝑛 ∗ 𝑚 + 43.5(𝑥)—48𝑥 + 96 − 𝑥 − + 𝑥 − 22𝑥 + 66 [pic 48][pic 49]
3 6 3
= [pic 50] 𝑥 − 11𝑥 + [pic 51] 𝑥
99 33𝑘𝑛[pic 52]
𝑥 = 6, 𝑚 = (6) − 11(6) + [pic 53] (6) = [pic 54]
2 𝑚
𝑥 [pic 55] [pic 56]𝑚
Diagrama de momento [pic 57]
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𝑀
0𝑚 ≤ 𝑥 ≤ 2𝑚
𝑥
𝑚 = −8𝑘𝑛(𝑥)= −4𝑥 2[pic 117]
𝑥 = 0, 𝑚 − 4(0) = 0𝑘𝑛 ∗ 𝑚
𝑥 = 2, 𝑚 = −4(4) = −16𝑘𝑛 ∗ 𝑚
𝑀
2𝑚 ≤ 𝑥 ≤ 3𝑚
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𝑚 = −4𝑥 − 7.27(𝑥 − 2) = −4𝑥 + 𝑥 − [pic 118]
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