Question: The required force to be exerted at A by lever ABC is 3.6 lb. Knowing that the stretched spring exerts a 12-lb force at C,

The required force to be exerted at A by lever ABC is 3.6 lb. Knowing that the stretched spring exerts a 12-lb force at C, determine
(a) The value of α,
(b) The reaction at B.

0.9 in. B -1.4 in -2.4 in.

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