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Choose the incorrect statement(s). A)I...

Choose the incorrect statement(s).
A)If a point charge is placed inside a electrically neutral spherical metal shell, then induced charge on its inner surface is always uniformly distributed
B)Assuming potential at infinity to be zero, if electrostatic potential energy of the system is negative, then net positive work by an external agent was required to assemble the system of charges
C)A Gaussian surface must pass through any material medium, whether conducting or non- conducting
D)The flux of electric field through a Gaussian U surface depends only on charges enclosed by the surface

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