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A 500 kg roller coaster moving at 15 m/s suddenly comes to a stop at the end of the ride. How much work energy was needed to stop the coaster?

A 500 kg roller coaster moving at 15 m/s suddenly comes to a stop at the end of the ride. How much work energy was needed to stop the coaster?
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15 votes
A 500 kg roller coaster moving at 15 m/s suddenly comes to a stop at the end of the ride. How much work energy was needed to stop the coaster?

asked
User Crouzilles
by
7.7k points

1 Answer

5 votes

Answer:

energy required=-energy lost

energy lost=change in kinetic energy

EL=1/2 mv^2

answered
User Mtyaka
by
8.5k points
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