Physics

Physics

Problem

Which expression gives the magnitude of the uniform electric field between the plates of a parallel-plate capacitor that carries charge magnitude QQ on each plate, has plate area AA, and is completely filled with a material of dielectric constant κ\kappa? a) E=κQε0AE = \dfrac{\kappa Q}{\varepsilon_{0}A} b) E=Qκε0AE = \dfrac{Q}{\kappa\varepsilon_{0}A} c) E=Qε0AE = \dfrac{Q}{\varepsilon_{0}A} d) E=Qκ2ε0AE = \dfrac{Q}{\kappa^{2}\varepsilon_{0}A}

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