Statement of a problem № 42424


A single constant force F acts on a particle of mass m. The particle starts at rest at t = 0. (a) Show that the instantaneous power delivered by the force at any time t is P = (F2/m) t. (b) If F = 20.0 N and m = 5.00 kg, what is the power delivered at t = 3.00 s?

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