Asked by maria
A shotputter accelerates a 7.3kg shot from rest to 14m/s. If this motion takes 2.0s what average power was developed?
Answers
Answered by
drwls
Final kinetic energy divided by the time interval during which force was applied (2 s) is the average power.
P = (1/2)(7.3)(14)^2/2.0 Watts
P = (1/2)(7.3)(14)^2/2.0 Watts
Answered by
kuwaiteiiah
360
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