- #1
Slimsta
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Homework Statement
http://img21.imageshack.us/img21/6784/probi.jpg
Homework Equations
The Attempt at a Solution
i have no idea where to begin and my textbook doesn't have any examples that look like this question..
can someone give me hints?
whats the equation that l=10m after some time t, if it reduces by 0.031m/h ?
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