novacosmos123
novacosmos123 novacosmos123
  • 17-01-2019
  • Mathematics
contestada

A 500-kg car has 25,000 joules of kinetic energy. What is its speed?

Respuesta :

PSDHE
PSDHE PSDHE
  • 25-01-2019
(m.v^2)/ 2 = 25000
<=> 500.v^2 = 50000
<=> v^2 = 100
<=> v = 10 m/s
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