9. Consider the two long, cylindrical conductor, separated by a distance d form a capacitor, Cylinder 1 has charge density A and radius bị and Cylinder 2 has charge density -d and radius b2. Show that the capacitance per unit length is given approximately by C = T€0 ( In where b is the geometric mean

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9. Consider the two long, cylindrical conductor, separated by a distance d form
a capacitor, Cylinder 1 has charge density A and radius bị and Cylinder 2 has
charge density –A and radius b2. Show that the capacitance per unit length is
given approximately by
C = T€0 ( In
where b is the geometric mean
Transcribed Image Text:9. Consider the two long, cylindrical conductor, separated by a distance d form a capacitor, Cylinder 1 has charge density A and radius bị and Cylinder 2 has charge density –A and radius b2. Show that the capacitance per unit length is given approximately by C = T€0 ( In where b is the geometric mean
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