Biology, 19.11.2020 23:10, journeyhile5

A roller coaster containing four cars is accelerating at -15 m/s2 before it comes to an abrupt stop at the end of the ride. The mass of one car is 200 kg. How much force was exerted on the roller coaster to bring it to a stop

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A roller coaster containing four cars is accelerating at -15 m/s2 before it comes to an abrupt stop...