6. B = 5 u
A = 3 u
30º50º
Ax
Ay
Bx
By
Ax = A Cos 30º
Ay = A Sen 30º
Bx = -B Cos 50º
By = B Sen 50º
= (3 u)(0.86) = 2.58 u
= (3 u)(0.5) = 1.5 u
= (5 u)(0.64) = - 3.21 u
= (5 u)(0.76) = 3.83 u
∑ Vx = Ax + Bx
∑ Vy = Ay + By
∑ Vx = (2.58 u)+ (-3.21 u)
∑ Vy = (1.5 u) + (3.83 u)
R2
= (∑ Vx)2
+ (∑ Vy)2
R2
= (-0.63)2
+ (5.33)2
∑ Vx = - 0.63
∑ Vy = 5.33 u
R2
= 0.39 + 28.4
R = 5.36
R2
= 28.79
SUMA DE VECTORES POR COMPONENTES
RECTANGULARES
7. B = 5 u
A = 3 u
30º50º
Ax
Ay
Bx
By
Ax = A Cos 30º
Ay = A Sen 30º
Bx = -B Cos 50º
By = B Sen 50º
= (3 u)(0.86) = 2.58 u
= (3 u)(0.5) = 1.5 u
= (5 u)(0.64) = - 3.21 u
= (5 u)(0.76) = 3.83 u
∑ Vx = Ax + Bx
∑ Vy = Ay + By
∑ Vx = (2.58 u)+ (-3.21 u)
∑ Vy = (1.5 u) + (3.83 u)
R2
= (∑ Vx)2
+ (∑ Vy)2
R2
= (-0.63)2
+ (5.33)2
∑ Vx = - 0.63
∑ Vy = 5.33 u
R2
= 0.39 + 28.4
R = 5.36
R2
= 28.79
SUMA DE VECTORES POR COMPONENTES
RECTANGULARES