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March 25, 2017

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a 52g. weight tied to a spring stretches the spring 1.3cm. How many grams would it take to stretch the spring 3cm?

  • Math - ,

    Assuming the amount of stretch is proportional to the weight, ...

    52/1.3 = x/3
    x = 3(52/1.3) = 120 g

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