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Physics, 24.05.2021 14:00, marcaveli294
A pole-vaulter is nearly motionless as he clears the bar, set 4.2 mm above the ground. He then falls onto a thick pad. The top of the pad is 80 cmcm above the ground, and it compresses by 50 cmcm as he comes to rest.
Required:
What is his acceleration as he comes to rest on the pad?
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Answers: 3
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A pole-vaulter is nearly motionless as he clears the bar, set 4.2 mm above the ground. He then falls...
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