A uniform circular ring has charge Q and radius r.A uniformly charged disk also has charge Q and radius r.Calculate the electric field at a distance of r along the axis of the ring divided by the electric field at a distance of r along the axis of the disk.
A)1.0
B)0.60
C)1.7
D)0.50
E)0.85

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The Answer of A uniform circular ring has charge Q and radius r.A uniformly charged disk also has charge Q and radius r.Calculate the electric field at a distance of r along the axis of the ring divided by the electric field at a distance of r along the axis of the disk.
A)1.0
B)0.60
C)1.7
D)0.50
E)0.85

A Uniform Circular Ring Has Charge Q and Radius R