Physics, 22.05.2021 20:10, saif27

At the top of a looped section of roller coaster track, the car and rider are completely upside down. Engineers calculated that the car may travel a minimum speed of 14.3 m/s to keep riders from falling out of the car at the top of the loop. What is the radius of the loop? 22.5 m 18.9 m 17.4 m 20.9 m

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At the top of a looped section of roller coaster track, the car and rider are completely upside down...