How fast a boy weighing 40 kg runs so that the kinetic energy is 50000 – InterviewSolution

1.	How fast a boy weighing 40 kg runs so that the kinetic energy is 50000j?
Answer» KINETIC energy = mv²/2 50000 = 40(V)²/2 50000 = 20(v)² 50000/20 = (v)² 2500 = v² v = 50m/sStep-by-step explanation:thank you

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