Two couple forces Fâ = 74N and Fâ = 76N act on the frame.
Given that d = 6m, θ = 30°, a = 1m, b = 2m, c = 3m, and
e = 3m, resolve the forces into x and y components and compute
the moment by using the following methods:
y
b
e
θ
F2
B
a
C
D
E
F2
3
O
F1
4
d
G
5
3
F1
4
C
A
X
a) Finding the resultant moment of both moment couples.
M: (0
i + 0
j+
k) N.m
Your last answer was interpreted as follows:
0
Your last answer was interpreted as follows:
0
b) Summing the moments of all force components about point B.
MB:
N.m