chloe99981 chloe99981
  • 06-03-2024
  • Physics
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A body of mass 2 kg is thrown upward with an energy of 490 J. At what height will its kinetic energy become half of its initial kinetic energy?
a) 4.9 m
b) 9.8 m
c) 19.6 m
d) 39.2 m

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