What force is exerted by each half of the wire

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A rectangular picture frame weighing 4.0 N is supported by a wire attached to its two top corners and passed over a nail in the wall. The top edge of the picture frame is horizontal. What force is exerted by each half of the wire if the angle between them is 120 o ?
3) Three force act simultaneously on point J. One force is 10.0 [N], the second is 1

Reference no: EM13678475

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