Lightning strikes a dielectric sphere of radius 20 mm for which r 2 5, 5 X 106 mhos m and deposits uniformly a charge of 10C Determine the initial charge density and the charge density 2s later

Question: Lightning strikes a dielectric sphere of radius 20 mm for which r = 2.5, = 5 X 106 mhos/m and deposits uniformly a charge of

Lightning strikes a dielectric sphere of radius 20 mm for which εr = 2.5, σ = 5 X 10–6 mhos/m and deposits uniformly a charge of 10μC. Determine the initial charge density and the charge density 2μs later.

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