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nancyram98nancy95 nancyram98nancy95
  • 30-01-2017
  • Physics
Answered

a roller coaster has a mass of 275kg. it sits at the top of a hill with a height 85m if it drops from this hill, how fast is it going when it reaches the bottom [ assume there is no air resistance of friction]

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Anonymous Anonymous
  • 06-02-2017

Hope this helps you.

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