Recent content by mphysicsdc

Homework Statement If a man has an average useful power output of 41.4 W, what minimum time would it take him to lift fifty 15.0-kg boxes to a height of 1.88 m? Homework Equations 1/2mv(final)^2 mgy(final) = 1/2mv(initial)^2 mgy(initial) P=W/Δt P=Fv The Attempt at a Solution...