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Tarzan tries to cross a river by swinging from one bank to theother on a vine that is 10m long. His speed at the bottom of theswing, just as he clears the survace of the river, is 8.0 m/s.Tarzan does not know that the vine has a breaking stregnth of1000N. What is the largest mass Tarzan can have and make itsafely across the river?

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