Asked by Anonymous
A car of mass 1298.7 kg is moving at a speed of 64.0 mph when it misses a curve in the road and hits a bridge piling. If the car comes to rest in 0.234 s, how much average power (in watts) is expended in this interval?
Answers
Answered by
bobpursley
energy=1/2 m v^2
energy/time=power=1/2 m v^2/time
energy/time=power=1/2 m v^2/time
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