Question

(2) There co-planner forces fl , f 2 and f3 are
in equilibrium . If f1 = 40N, then how much
is F2 ?

F3

130
110°​

Answer 1

Answer:

F

3

=

3

2

+4

2

=5N

(Refer to Image)

From figure,

θ=tan

−1

(

4

3

) with negative y-axis

solution