What is the resulting increase in the speed of the car

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Reference no: EM13982348

You stand on a long flat bed railroad car which you estimate weighs about 4 times your own weight. Initially, the car rolls straight along the ground 20 m/s with negligible friction. You then begin to run across the top of the car opposite its own direction of motion to the ground. You estimate that your speed is about 5m/s relative to the car. What is the resulting increase in the speed of the car?

Reference no: EM13982348

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