09-11-2018
Physics

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A car drives at a constant speed of 21 m/s around a circle with radius 100 m. What is the centripetal acceleration of the car?

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09-11-2018

If you look below, we are using the centripetal acceleration formula. You just need to plug your numbers in and it should work![tex]A_c = \frac{v^2}{r} \\A_c=\frac{21^2}{100} \\A_c=\frac{441}{100} \\A_c= 4.41m/s/s[/tex]

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