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trig

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1=2pi times the square root of (L/9.8)

  • trig - ,

    Period of pendulum = 1 second what is its length ?

    1^2 = (2pi)^2 L/9.8

    L = 9.8/(2pi)^2

    L = .248 meters or 24.8 cm, about 10 inches

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