Cole5Train
Cole5Train Cole5Train
  • 26-01-2018
  • Physics
contestada

a 1,000 kg car has 50,000 joules of kinetic energy what is its speed??

Respuesta :

lunaallegraro lunaallegraro
  • 26-01-2018
using KE=1/2mv^2

v=[tex] \sqrt{50000/500[/tex]

so v=10
Answer Link
fc808
fc808 fc808
  • 16-03-2020

½mv²= KE  

½(1000)?²= 50000

500*?²= 50000

/500            /500

? ²=100

Square root  

?= 10

10 m/s is you answer

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