Which of the following correctly defines the dielectric constant of a material…

PHYSICS · Single correct · CBSE · Physics · Electrostatic Potential and Capacitance · Electrostatic Potential and Capacitance

Problem

Which of the following correctly defines the dielectric constant

\kappa

of a material inserted between the plates of a capacitor? (a)

\kappa = \dfrac{C_0}{C}

(b)

\kappa = \dfrac{C}{C_0}

(c)

\kappa = \dfrac{C}{C_0}-1

(d)

\kappa = \dfrac{E}{E_0}