A parallel plate capacitor connected to a battery contains a plastic dielectric material between the plates of the capacitor. Removing the dielectric has what effect on the electric field between the plates and the charge on the plates?
A.
Electric field and charge both decrease.
B.
Electric field and charge both increase.
C.
Electric field increases and the charge remains the same.
D.
Electric field remains the same and the charge decreases.
E.
none of the above
Exam No：AP Physics C(EM) Practice Test Year：2024 Question No：12
Answer:
D
Knowledge points:
2.1 Conductors, Capacitors, Dielectrics: Electrostatics with Conductors
2.3 Conductors, Capacitors, Dielectrics: Dielectrics
Solution:
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