Imnotsmartt7092 Imnotsmartt7092
  • 12-10-2022
  • Physics
Answered

A 12100 kg railroad car is coasting on a level, frictionless track at a speed of 19. 0 m/s when a 4790 kg load is dropped onto it. If the load is initially at rest, find the new speed of the car and the % change of the kinetic energy.



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