4. In the amusement park ride known as Magic Mountain Superman, powerful magnets accelerate a car and its riders from rest to 45 m/s (about 100 mi/h) in a time of 7.0 s. The combined mass of the car and riders is 5.5 x 103 kg. Find the average net force exerted on the car and riders by the magnets.

 

 

 

 

 

 

 

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This page last updated on January 11, 2020