Answer to Question #73828 in Physics for Elena

Question #73828

In a NASCAR race the Indianapolis 500, cars race around the track at speeds of up to 220 mph what is their centripetal acceleration around the curve of the truck if it has a radius of curvature of 0.1 miles?

Expert's answer

The centripetal acceleration
a=v^2/R
a=(220mph)^2/0.1mi=484000 mph^2=60 m/s^2

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