1. A parallel-plate capacitor with area 250cm² and separation 3mm contains three dielectrics with interfaces normal to E and D, as follows: layer 1 -- ₁1=2, d₁=0.5mm; layer 2 -- &₁2=4, d₂=0.25mm; layer 3 -- 3=5, d3=0.2mm. The uni- form surface charge density is 1uC/m². Find (a) the capacitance of the capacitor, (b) the voltage between the plates, (c) magnitude of Ď between the parallel plates, and (d) energy density in layer 2. (a) to d)

1. A parallel-plate capacitor with area 250cm² and separation 3mm contains three dielectrics with interfaces normal to E and D, as follows: layer 1 -- ₁1=2, d₁=0.5mm; layer 2 -- &₁2=4, d₂=0.25mm; layer 3 -- 3=5, d3=0.2mm. The uni- form surface charge density is 1uC/m². Find (a) the capacitance of the capacitor, (b) the voltage between the plates, (c) magnitude of Ď between the parallel plates, and (d) energy density in layer 2. (a) to d)

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter19: Capacitors

Section: Chapter Questions

Problem 3RQ: A capacitor uses air as a dielectric and has a capacitance of 3 F. A dielectric material is inserted...

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