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February 1, 2015

February 1, 2015

Posted by **tia** on Sunday, May 15, 2011 at 4:04pm.

- physics -
**drwls**, Sunday, May 15, 2011 at 4:08pmEach revolution the wheel turns moves the bike forward by pi*D = 2.51 meters

(unless the wheel is skidding).

To go 25 meters, the number of wheel turns is therefore

25/(pi*D) = 9.95

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