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19-12-2022
Physics

Answered

A roller coaster containing THREE cars is accelerating at 10 m/s2 before it comes to an abrupt stop at the end of the ride. The mass of one car is 300 kg. How much force was exerted on the roller coaster to bring it to a stop?

answer choices
30 N

900 N

3000 N

9000 N

Answer :

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