Two square, oppositely charged conducting plates measure 20 cm on each side. The plates are close together and parallel to each other. They each have a total charge of +4.0 nC and -4.0 nC , respectively. a) What is the electric field between the plates? b) What force is exerted on an electron located between the plates? c) What would be the electron's acceleration if it were released from rest?

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.