STATIQUE ANALYTIQUE

∑ Fext = 0

B2/1 + A0/1 + C3/1 = 0

+60 - 70 + 40 ≠ 0

∑ MB(Fext) = 0

∑ Fext = 0

A_0/1 + B_2/1 + C_3/1 = 0

-100 + 60 + 40 = 0

∑ M_A(Fext) = 0

M_A(A_0/1) + M_A(B_2/1) + M_A(C_3/1) = 0

0 x 100 + (0,5 x 60) + (1 x 40) = 0

0 + 30 + 40 ≠ 0

∑ Fext = 0

A_0/1 + B_2/1 + C_3/1 = 0

-100 + 75 +25 = 0

∑ M_B(Fext) = 0

M_B(B_2/1) + M_B(A_0/1) + M_B(C_3/1) = 0

(0 x 75) - (0,25 x 100) + (1 x 25) = 0

0 - 25 + 25 = 0