1.3 Exercise
In order to prepare for the practical session, you should do the following exercise.
Figure 1.3 shows five forces, four of which are known. The magnitudes are given in newton.
Determine the magnitude and direction of the force E so that the particle remains in
equilibrium. Complete Table 1.2.
00.02 (DE) 001
C
B
100 N
y
280
110 N 2
27°
41°
e
70 N
D
E
170 N
x
A