jess123456788 jess123456788
  • 02-02-2017
  • Physics
contestada

if the velocity of a car is halved the fc required to keeo it in a path of constant radius is multiplied/divided by?

Respuesta :

marklukomskiy
marklukomskiy marklukomskiy
  • 02-02-2017
I believe this is it
The centripetal force is given by
F = mv^2 / r
When v' = v/2,
F' = mv'^2/r = m(v/2)^2/r = mv^2/4r = F/4.
So the centripetal force is divided by 4.
Answer Link
ashirashfaq
ashirashfaq ashirashfaq
  • 02-02-2017
it should be the 4... so the answer is 4...
Answer Link

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