A picture of width 420 cm weighing 220 n hangs from a nail, Ask an Expert

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A picture of width 42.0 cm, weighing 22.0 N, hangs from a nail by means of flexible wire attached to the sides of the picture frame. The midpoint of the wire passes over the nail, which is 3.20 cm higher than the points where the wire is attached to the frame. Find the tension in the wire.

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