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A 100kg bumper car is cruising on a frictionless surface and is about to crash into a wall. The bumper car is traveling at 25

A 100kg bumper car is cruising on a frictionless surface and is about to crash into a wall. The bumper car is traveling at 25 m/s. If the car bounces off the wall with a perfectly elastic collision so that the speed after the collision is the same, what is the impulse put on the car?

If the time of the collision was 0.3, what would be the average force put onto the car?

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