alexsalvi3000 alexsalvi3000

24-05-2016
Physics

contestada

A 20-kg bicycle carrying a 50-kg girl is traveling at a speed of 8 m/s. What is the kinetic energy of the girl and bicycle?

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whiskeyo whiskeyo

24-05-2016

[tex]E= \frac{mv^{2}}{2}= \frac{(20+50)*8}{2} = \frac{560}{2} =280 J[/tex]

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