physics
A car travels at a constant speed around a circular track whose radius is 2.66 km. The car goes once around the track in 200 s. What is the magnitude of the centripetal acceleration of the car?
asked by
Tyler

distance = 2 pi r = 2 pi*2660 meters
speed v = 2 pi 2660/200 meters/s
Ac = v^2/r
posted by Damon
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