Biomedical Engineering Reference
In-Depth Information
Fig. 2.8
A binary with axis
of rotation through O not
centered in relation to the
forces
F
applied at the ends
of the bar
x
F
d
1
d
2
F
Fig. 2.9
Couple of forces
F
not perpendicular to the bar
F
d
x
F
on the bar. Observe, however, that the arm of the binary is still the distance
x
. The
relation between
x
and
d
is given by the following expression:
x
¼
d
cos
α
,
and the torque of this couple is
M
¼
Fx
.
