Two coaxial cones are described as 0 = 10° and 0 = 30°. If potential on cones at 0 = 10° and 0 = 30° are 100 V and 0 V, respectively, i. Find voltage at 0 = 20°. ii. Determine angle 0 for which potential is 50 V. Consider that the cone vertices are insulated at r = 0.
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