metal sphere of radius r0 = 0.44 m carries a chargeQ = 0.50 fxC. Equipotential surfaces are to be drawn for100-V intervals outside the sphere. Determine the radius r of(n\ the first (hi\ the tenth and (r\ the 100th enninntential

Lectures 6 a nd 7 Relative Motion Motion from other p erspectives Uniform Circular Motion Speed is fixed Velocity and acceleration n ot 0 Directionally changing velocity Acceleration called “radial or centripetal” acceleration EQUATION a = v 2 c r Time it takes to complete one revolution is one “period”, T (in seconds) EQUATION v = 2πr = 1 circumference T 1 period Rotational (Angular) Rotation θis ositive g oing counterclockwise f rom p ositive xaxis (x,y) or (r, θ s coordinates arc length