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April 21, 2015

April 21, 2015

Posted by **Mani** on Wednesday, July 6, 2011 at 11:21pm.

- trig -
**Damon**, Thursday, July 7, 2011 at 6:32amPeriod 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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