sciencefanfae1827 sciencefanfae1827
  • 22-02-2024
  • Physics
contestada

A roller coaster car with mass 300 kg is initially moving at 4.0 m/s along a flat section of track. How much work would need to be done to stop it?
a) 0 J
b) 1200 J
c) 2400 J
d) 3600 J

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