Sabemos que Ec = 1/2 m V²; luego m = 2 Ec / V²
m = 2 . 150000 J / (45 m/s)²
Saludos.
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Sabemos que Ec = 1/2 m V²; luego m = 2 Ec / V²
m = 2 . 150000 J / (45 m/s)²
m = 148 kg
Saludos.