Ensayo sobre el alcoholismo
5167 palabras
21 páginas
2° TRABAJO DE ESTATICAALUMNO: CONDORI TITO HERNAN DAVID 1. HALLAR LAS REACCIONES
15010,8,4-(0,8,0)116
f(x)=150(10)116= 139.27
f(z)=150(4)116= 55.71
20010,8,0-(10,0,4)80
f(y)=200(8)80= 178.88
f(z)=200(-4)80= -89.44
35010,0,4-(0,0,0)116
f(x)=350(10)116= 324.97
f(z)=350(4)116= 129.99
∑Fx=0
Rx + 324.97 + 139.27 = 0
Rx = -464.24
∑Fy = 0
Ry + 178.88 = 0
Ry = -178.88
∑Fz = 0
55.71 + 129.99 – 89.44 – Rz = 0
-96.26 = Rz
2. HALLAR LAS REACCIONES
15010,7,4-(0,7,0)116
f(x)=150(10)116= 139.27
f(z)=150(4)116= 55.71
20010,7,0-(10,0,4)65
f(y)=200(7)65= 173.65
f(z)=200(-4)65= -99.23
35010,0,4-(0,0,0)116
f(x)=350(10)116= 324.97
f(z)=350(4)116= 129.99
∑Fx=0
Rx + 139.27 +