1. A parallel-plate capacitor of area A, plate separationd and capacitance C is filled with four dielectricmaterials having dielectric constants ki, k2, kz andkq as shown in the figure below. If a single dielectricmaterial is to be used to have the same capacitanceC in this capacitor, then its dielectric constant k isgiven by :-

1. A parallel-plate capacitor of area A, plate separationd and capac

1.	1. A parallel-plate capacitor of area A, plate separationd and capacitance C is filled with four dielectricmaterials having dielectric constants ki, k2, kz andkq as shown in the figure below. If a single dielectricmaterial is to be used to have the same capacitanceC in this capacitor, then its dielectric constant k isgiven by :-
Answer» The CAPACITANCES, C1=[d/2]k1E0A/2=dk1E0AC2=d/2k2E0A/2=dk0E0Aand C3=[d/2]k3E0A=d2k3E0AThe EQUIVALENT capacitance is GIVEN by⇒Ceq1=C1+C21+C31=dE

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