# A pendulum is measured to swing back and forth 15 times in 10 seconds. What is the length of the string?

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- RealProLv 72 months agoFavorite Answer
T = 2/3 s

The equation for period of a pendulum (one swing back and forth) is

T = 2pi * sqrt(l/g)

You wanna solve that or do I do it?

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