1.

Find the capacitance of a system of two identical metal balls of radius . a . if the distance between their centres in equal to .b., with to b gt gtaThe system is located in a uniform dielectric with relative permittivity E.

Answer»

`C=piepsilon_(0)epsilona`
`C=5piepsilon_(0)epsilona`
`C=2piepsilon_(0)epsilona`
`C=2piepsilon_(0)epsilon//a`

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