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Problem: A 20 kg child is on a swing that hangs from 3.0-m-long chains.What is her maximum speed if she swings outto a 45° angle?

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Maximum velocity:

vmax=2gL(1-cosθmax)

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Problem Details

A 20 kg child is on a swing that hangs from 3.0-m-long chains.

What is her maximum speed if she swings outto a 45° angle?

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