StephShelton StephShelton

30-05-2017
Mathematics

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What is the kinetic energy of a 2,000kg boat moving at 5.0m/s

What is the kinetic energy of a 2000kg boat moving at 50ms class=

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psirockin2 psirockin2

30-05-2017

KE=1/2MV^2 where M=2000 kg and V=5 m/s .5(2000)*(5^2)=25000 J

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30-05-2017

KE=(mv^2)/2 in this case m=2000kg and v=5m/s so

KE=2000*25/2

KE=25000 Joules (a Joule is 1(kg*m^2)/s^2)

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