A level circular curving exit off of a freeway (or highway) has a radius of 55.0 m and a posted speed of 12.5 m/s. (a) What is the magnitude of the centripetal (or radial) acceleration of a vehicle that takes the exit at the posted speed? (b) What is the magnitude of the centripetal (or radial) acceleration of a vehicle that takes the exit at 20.0 m/s? (c) Include a diagram of

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A level circular curving exit off of a freeway (or highway) has a radius of 55.0 m and a posted
speed of 12.5 m/s. (a) What is the magnitude of the centripetal (or radial) acceleration of a
vehicle that takes the exit at the posted speed? (b) What is the magnitude of the centripetal
(or radial) acceleration of a vehicle that takes the exit at 20.0 m/s? (c) Include a diagram of
just one of the situations that indicates the velocity and acceleration vectors of a vehicle as it
Transcribed Image Text:A level circular curving exit off of a freeway (or highway) has a radius of 55.0 m and a posted speed of 12.5 m/s. (a) What is the magnitude of the centripetal (or radial) acceleration of a vehicle that takes the exit at the posted speed? (b) What is the magnitude of the centripetal (or radial) acceleration of a vehicle that takes the exit at 20.0 m/s? (c) Include a diagram of just one of the situations that indicates the velocity and acceleration vectors of a vehicle as it
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