A railroad car, of mass 200 kg, rolls with negligible friction on a horizontal track...
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A railroad car, of mass 200 kg, rolls with negligible friction on a horizontal track with a speed of 10 m/s. A 70-kg stunt man drops straight down a distance of 4.0 m, and lands in the car. How fast will the car be moving after this happens?7.4 m/s2.8 m/s10 m/s4.7 m/s
A railroad car, of mass 200 kg, rolls with negligible friction on a horizontal track with a speed of 10 m/s. A 70-kg stunt man drops straight down a distance of 4.0 m, and lands in the car. How fast will the car be moving after this happens?7.4 m/s2.8 m/s10 m/s4.7 m/s
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