Obtain the expressions for the radius of curvature of a plane curve in rectangular coordinates and polar coordinates

Acurve connects the data points that are plotted. (physical science chapter 11 motion)

A100 kg running back runs at 5m/s into a stationary linebacker. it takes 0.5 for the running back to be completely stopped

Imagine that the rightward current flows in the rod for a short time. as a result, what will the net charge on the right and left ends of the rod become? left end negative and right end positive left end negative and right end negative left end negative and right end nearly neutral left end nearly neutral and right end positive both ends nearly neutral