Problem 245 Refer to Fig. 2-24a. A couple consists of two vertical forces of 60 lb each. One force acts up through A and the other acts down through D. Transform the couple into an equivalent couple having horizontal forces acting through E and F.
Solution 245
$C = 120 \, \text{ lb}\cdot\text{in}$
$3P = C$
$3P = 120$
$P = 40 \, \text{ lb}$ answer
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