Asked by victoria

a car of mass(m)800kg initially at rest is accelerated at rate of 4m/s calculate the k.e @ 5seconds
Answered by Scott
the velocity @ 5s is 20m/s ... 4m/s * 5s

k.e. is ... 1/2 m v^2
Answered by Yakubu
A car mass 800kg incitally at rest. Is accelerated at rate of4m5_2 calculate the kinetic energy of the car after 5s
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