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math 209

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the time t for a pendulum to swing back and forth once is called its period and is given by t=2pi*sqrt l/g where l equals the length of the pendulum solve for g

  • math 209 - ,

    t = 2π√(l/g)
    t/2π = √(l/g)
    (t/2π)^2 = l/g
    g = l / (t/2π)^2 = 4π^2*l/t^2

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