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13-10-2020
Physics

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How can you predict the number of swings an 80 cm pendulum will make in 15 seconds?

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pfellas pfellas

13-10-2020

The period of the pendulum is equal to the square root (0.8 / 9.8). That is the time for one oscillation T. You then divide 15/T to find number of swings in 15 seconds.

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