Polarization Density in a Dielectric
A dielectric material with a relative permittivity of εᵣ = 5 completely fills a parallel-plate capacitor. If the electric field within the dielectric is E, what is the polarization density P of the material?
A
ε₀E
B
(5-1)ε₀E/5
C
4ε₀E
D
5ε₀E
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