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Created for Albert.io. Copyright 2016. All right reserved.
A non-charged conducting sphere with a charge $+Q$ inside of it is located near, but not touching, a charged plate. The electric field inside the conducting sphere is due to
the charged plate only.
both the charged plate and $+Q$ charge.
the charged plate, the $+Q$ charge, and the electrons in the neutral sphere.
There is not an electric field inside the conductor.