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A rod AB rests with the end A on rough h...

`A` rod `AB` rests with the end `A` on rough horizontal ground and the end `B` against a smooth vertical wall. The rod is uniform and of weight w. If the rod is in equilibrium in the position shown in figure.Find
(a)frictional shown at `A`
(b) normal reaction at `A`
(c) normal reaction at `B`.

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