a 500 cm meter ruler is pivoted at its middle point if a weight of 2n is hanged from the 20 cm point, calculate the amount of weight required to be applied at the 80 cm mark to keep it in a balanced position?

a 500 cm meter ruler is pivoted at its middle point if a weight of 2n

1.	a 500 cm meter ruler is pivoted at its middle point if a weight of 2n is hanged from the 20 cm point, calculate the amount of weight required to be applied at the 80 cm mark to keep it in a balanced position?
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a 500 cm meter ruler is pivoted at its middle point if a weight of 2n is hanged from the 20 cm point, calculate the amount of weight required to be applied at the 80 cm mark to keep it in a balanced position?

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