Question: The 20-lb horizontal force P acts on a bell crank as shown. (a) Replace P with an equivalent force-couple system at B. (b) Find the

The 20-lb horizontal force P acts on a bell crank as shown.

(a) Replace P with an equivalent force-couple system at B.

(b) Find the two vertical forces at C and D which are equivalent to the couple found in part a.



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