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## vishnu.k 3 years ago The world record for pogo jumping is 122000 times in 15 h 26 min. What type of vibration is occurring in the spring of the pogo stick? Calculate the average period of vibration. Calculate the average frequency of vibration.

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1. eashmore

We can model the vibration as a sine wave. The average period of vibration is simply:$t = {\rm time \over jumps}$The frequency is: $f = {1 \over t} = {\rm jumps \over time}$

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