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  • 04-05-2018
  • Physics
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A force of 80 N is exerted on an object on a frictionless surface for a distance of 4 meters. If the object has a mass of 10 kg, calculate its velocity. v =
64 m/s
16 m/s
8 m/s
4 m/s

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MiNk2019314
MiNk2019314 MiNk2019314
  • 04-05-2018
There are two ways to find energy. Energy=F*d=mv^2. We can use this relationship to find v:
[tex]Fd=0.5mv^{2} \\ 80*4=0.5*10v^{2} \\ 64=v^{2} \\ v=8 m/s[/tex]
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