Lista de Exercícios Cap 5

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Lista do Cap. 05 de Mecânica dos 
Sólidos. 
Prof. Rudson Ferreira. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Gabarito: 
5.19: AX = 103,528 N; AY = 400 N; BY = 585 N; FA = 430 N. 
5.23: FCD = 195 lb; AX = 97,4 lb; AY = 31,2 lb. 
5.24: FBC = 1,82 klb; AX = 2060,9 lb; AY = 0; FA = 2,06 klb. 
5.28: T = 74,6 lb; AX = 33,4 lb; AY = 61,3 lb. 
5.37: F = 311 kN; AX = 460 kN; AY = 7,85 kN. 
5.41: AX = 989 N; BX = 989 N; BY = 186 N. 
5.54: RA = 26,0 lb; RB = 11,9 lb; RC = 63,9 lb. 
5.73: P = 75 lb; Ax = 37,5 lb; Ay = 0; Az = 75 lb; Bx = 112,5 lb; Bz = 75 lb. 
5.74: OX = 0; OY = - 84,9 lb; OZ = 80 lb; MOX = 948 lb; MOY = 0; MOZ = 0. 
5.75: AY = 0; AZ = 800 lb; FBC = 800 lb; MAY = 4,8 klb.pé; MAY = 0; MAZ = 
0. 
5.76: AX = 0; AY = 11,3 kN; AZ = - 15,7 kN; TBC = 17 kN; TBD = 17 kN. 
5.79: AX = 633 lb; AY = - 141 lb; BX = - 721 lb; BZ = 895 lb; CY = 200 lb; CZ 
= - 506 lb. 
5.80: Ax = 633 lb; Ay = - 141 lb; Bx = - 721 lb; By = 895 lb; Cx = 200 lb; Cy 
= - 506 lb. 
5.83: AX = 0; AY = 5,0 kN; AZ = 16,7 kN; TB = 16,7 lb. 
5.84: FR = 1345 N; θ = 42,0º; x = 0,556 m. 
5.86: AX = 84,8 lb; AZ = 25,0 lb; BX = 22,3 lb; BY = 0; BZ = 25,0 lb; P = 62,5 
lb. 
5.90: FBC = 205,09 N; FED = 628,57 N; Ax = 32,4 N; Ay = 107 N; Az = 1,28 
kN. 
5.92: NB = 5,09 kN; Ax = 3,60 kN; Ay = 1,80 kN. 
5.95: NB = 400 N; FA = 721 N. 
5.96: AX = 0; AZ = 0; FBD = 208 N; FBC = 792 N; MAX = 0; MAS = 700 N.m. 
5.99: AX = 0; AY = - 200 N; AZ = 150 N; MAX = - 100 N.m; MAY = 0; MAS = 
- 500 N.m.