Physics, 01.01.2021 17:30 winterblanco
A 64.1 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?
KEi = J
(b) If he doubles his speed to reach the finish line, by what factor does his kinetic energy change?
KEf/KEi=
Answers: 2
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A 64.1 kg runner has a speed of 3.10 m/s at one instant during a long-distance event.(a) What is the...
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