Required information
Problem 03.089 - Multiple forces are applied to a lever
Three control rods attached to a lever ABC exert on it the forces $P = 84$ lb and $Q = 38$ lb as shown in the figure.
P
55
30 in.
C
Q
20°
40 in.
30°
B
20° Q
A
Problem 03.089.a - Equivalent force-couple system
Replace the three forces with an equivalent force-couple system at B.
The magnitude and the direction of the single equivalent force are
The magnitude of the single equivalent couple is
Ib.in.
Ib
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