Physics, 28.04.2021 14:00, bryanna0105

The illustration in figure below shows a uniform metre rule weighing 30 N pivoted on a wedge placed under the 40 cm mark and carrying a weight of 70 N hanging 2 from the 10 cm mark. The ruler is balanced horizontally by a weight W hanging from the 100 cm mark. Calculate the value of the weight W.

The illustration in figure below shows a uniform metre rule weighing 30 N pivoted on a wedge placed

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The illustration in figure below shows a uniform metre rule weighing 30 N pivoted on a wedge placed...