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What is the centripetal acceleration of a point on the perimeter of a bicycle wheel of diameter 70cm when the bike is moving 7.0m/s.

isn't centripetal acceleration just v^2 / r?

I get 140m/s^2, but the answer is 180m/s^2

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- #1

- 76

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What is the centripetal acceleration of a point on the perimeter of a bicycle wheel of diameter 70cm when the bike is moving 7.0m/s.

isn't centripetal acceleration just v^2 / r?

I get 140m/s^2, but the answer is 180m/s^2

- #2

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- #3

- 76

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yea i did. .35 = radius 7=velocity 7^2/.35 = 140m/s^2

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