A uniform bar of length l 8 m whose weight is 420 nt is


A uniform bar of length L= 8 m, whose weight is 420 nt is placed into a totally frictionless, open top box in the shape of a cube whose sides are length s= 4m. Its bottom end is at a lower corner and it extends over the opposite top edge. See diagram with dimensions.

Find P, the force the top edge exerts against the bar.

1809_bar.png

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Physics: A uniform bar of length l 8 m whose weight is 420 nt is
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