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17-03-2017
Mathematics

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A bicycle wheel with a radius of 12 inches makes 5.2 revolutions per second. what is the speed of the bicycle

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Аноним Аноним

22-03-2017

πr^2
π x 12^2 = 452.3
452.3 * 5.2(RPS) = 2352.4
Conversion from inches p/s to mph
2352.4ip/s = 2.23mph.

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