A 60.6 kg runner has a speed of 3.10 m/s at one instant during a long-distance event. (a) What is the runner's kinetic energy at this instant (in J)? (b) How much net work (in J) is required to double her speed?
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A 60.6 kg runner has a speed of 3.10 m/s at one instant during a long-distance event.
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