Asked by lucy
james pushed his 10 kg cart with a constant horizontal force of 9.0 Newtons over a distance of 3.1 meters. If all frictional forces are neglected and the cart started from rest, what is the grocery cart's final speed in meters per second?
Answers
Answered by
drwls
Work done = kinetic energy increase
9.0 * 3.1 = (1/2)*M*V^2 = (0.5)*10*V^2
Solve for V
9.0 * 3.1 = (1/2)*M*V^2 = (0.5)*10*V^2
Solve for V
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