Asked by kk
The electric motor of a model train accelerates the train from rest to 0.640 m/s in 19.0 ms. The total mass of the train is 875 g. Find the average power delivered to the train during its acceleration.
Answers
Answered by
bobpursley
power= work/time= 1/2 m vf^2 / time
Answered by
kk
thank You
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