Question

Encontre as forças nos membros para a treliça espacial abaixo.
Responda passo a passo.
Alternativas:
a) FFB = 1440 lb (C)
FBA = 460 lb (T)
FCB = 1400 lb (C)
FCF = 3550 lb (T)
FCD = 787 lb (T)
FCE = 3540 lb (C)
FCD = 787 lb (T)
FCF = 3550 lb (T)
FCE = 3540 lb (C)
b) FFB = 1440 lb (T)
FBA = 460 lb (C)
FCB = 1400 lb (T)
FCF = 3550 lb (C)
FCD = 787 lb (C)
FCE = 3540 lb (T)
FCD = 787 lb (C)
FCF = 3550 lb (C)
FCE = 3540 lb (T)
c) FFB = 740 lb (T)
FBA = 460 lb (C)
FCB = 700 lb (T)
FCF = 2550 lb (C)
FCD = 487 lb (C)
FCE = 3540 lb (T)
FCD = 787 lb (C)
FCF = 4550 lb (C)
FCE = 3540 lb (T)
d) FFB = 1240 lb (T)
FBA = 660 lb (C)
FCB = 1800 lb (T)
FCF = 2550 lb (C)
FCD = 487 lb (C)
FCE = 3540 lb (T)
FCD = 787 lb (C)
FCF = 4550 lb (C)
FCE = 3540 lb (T)