Answer to Question #36523 in Mechanics | Relativity for Quamrul islam
The girder has a point B at the point at the top of the building where it is sticking out which can be taken as the pivot. From this point, the pile of bricks A is placed 4 m away in the right side of the girder.
(a)Calculate the clockwise moment of the pile of bricks A about the point B.
(b)Explain using the principle of moments,why it is not possible to balance the the girder by placing a pile of bricks C of weight 1000 N some distance away from point B on the left side of the point on the portion of the girder lying above the building.
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