A race car moves on a circular track at a uniform speed of 30.0 m/s in a counterclockwise direction.  The radius of the track is 75.0 m.  What is the direction of the car’s acceleration?         b. What is the magnitude of the car’s acceleration?

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Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.