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Physics, 18.08.2021 14:00 iilovejohnccena1022
a uniform metre has a mass of 90g and it's center of mass is the 50cm mark this ruler suspended by a thread at the 70cm mark, l balance by a mass of weight W hanging from the 80cm mark .. calculate the weight of the ruler
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a uniform metre has a mass of 90g and it's center of mass is the 50cm mark this ruler suspended by a...
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