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for the part of Capacitance of concentric shells
why Va equals that?
why the voltage on the surface of a is affected by -Q/(4pi*epsilon*b),
which represents the voltage on the surface of b
these two voltage represents something at different position!!
why Va equals that?
why the voltage on the surface of a is affected by -Q/(4pi*epsilon*b),
which represents the voltage on the surface of b
these two voltage represents something at different position!!