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16-01-2024
Physics

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7 The diagram shows a uniform metre rule pivoted at the 30 cm mark. metre rule 0 cm 6.0 N 30 cm pivot 70 cm C 6.0 N 2.0 N The rule balances when a weight of 6.0 N is hanging from the zero mark and a weight of 2.0N is hanging from the 70 cm mark. What is the weight of the rule? A 2.0N B 5.0N 100 cm D 13.0N

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