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Physics
OpenStudy (anonymous):

Suppose you are driving your 1200 kg car around a curve of radius 54 m as shown. The force keeping the car on the circular arc is 6960 Newtons. If it starts to rain, reducing the coefficient of friction to μ = 0.25, what is now the fastest speed at which you can drive this road?

OpenStudy (anonymous):

OpenStudy (mani_jha):

What is the formula for centripetal force on a body?

OpenStudy (anonymous):

Set up the 2nd law for the radial componemt!

OpenStudy (sinbearciante):

F=ma; F(fric)=u(fric)N; a=v^2/r, for circular motion

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