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2.
The electric flux through a spherical Gaussian surface of radius r = 20.0
cm, with a uniformly charged, spherical conducting shell at its center, is dE =
-2.30 x 104 N-m²/C.
(a)
conductor?
What is the electric field strength at this distance from the charged
(b)
What is the total charge (including sign) of the conductor?

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