A 56 kg pole vaulter running at 10ms vaults over the bar
A 56 kg pole vaulter running at 10m/s vaults over the bar. Her speed when she is above the bar is 0.7m/s. Neglect air resistance, as well as any evergy absorbed by the pole, and determine her altitude as she crosses the bar.
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a 56 kg pole vaulter running at 10ms vaults over the bar her speed when she is above the bar is 07ms neglect air
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