tomtom1909 tomtom1909 23-01-2024 Physics contestada A running man has half the kinetic energy of that of a boy of half of his mass. The man speeds up by 1 m/s so as to have the same K.E. as that of the boy. The original speed of the man will be A) 2 m/s B) 3 m/s C) 4 m/s D) 5 m/s
