A capacitor consists of two metal plates, each 40 cm×40 cm, spaced 6 mm apart.The space between the metal plates is filled with a glass plate 5 mm thick and a layer of paper 1 mm thick.The relative permittivities of glass and paper are 8 and 2 respectively.Find the capacitance of the system.If a p.d.of 10 kV applied to the capacitor, determine the energy stored in it.

A capacitor consists of two metal plates, each 40 cm×40 cm, spaced 6 mm apart.The space between the metal plates is filled with a glass plate 5 mm thick and a layer of paper 1 mm thick.The relative permittivities of glass and paper are 8 and 2 respectively.Find the capacitance of the system.If a p.d.of 10 kV applied to the capacitor, determine the energy stored in it.

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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