girl12391 girl12391

09-01-2024
Physics

contestada

A rod of weight W is supported by two parallel knife edges A and B is in equilibrium in a horizontal position.The knives are at a distance d from each other.The centre of mass of the rod is at distance x from A.The normal reaction pn A is
1)W(d-x)/d
2)Wx/d
3)Wd/x
4)W(d-x)/x

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