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17. Exercises

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Revision as of 17:33, 15 November 2009 by Ian (Talk | contribs)
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Exercise 17.1

Calculate the kinetic energy of a car, of mass 1200 kg, travelling at 30 ms1.



Exercise 17.2

Calculate the kinetic energy of a ball, which has mass 250 grams, and which is travelling at 9 ms1.