In Fig. 12-69, a package of mass m hangs from a short cord
Chapter , Problem 60(choose chapter or problem)
In Fig. 12-69, a package of mass m hangs from a short cord that is tied to the wall via cord 1 and to the ceiling via cord 2. Cord 1 is at angle f ! 40 with the horizontal; cord 2 is at angle u. (a) For what value of u is the tension in cord 2 minimized? (b) In terms of mg, what is the minimum tension in cord 2?
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