You then fill the capacitor with a dielectric material of dielectric constant κκ while the capacitor remains connected to the same potential difference. What is the new charge on the plates? What is the new energy stored by the capacitor?

You then fill the capacitor with a dielectric material of dielectric constant κκ while the capacitor remains connected to the same potential difference. What is the new charge on the plates? What is the new energy stored by the capacitor?

Classical Dynamics of Particles and Systems

5th Edition

ISBN:9780534408961

Author:Stephen T. Thornton, Jerry B. Marion

Publisher:Stephen T. Thornton, Jerry B. Marion

Chapter6: Some Methods In The Calculus Of Variations

Section: Chapter Questions

Problem 6.9P

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Combination of Capacitors

The connection of capacitors can be established in a circuit in two ways.

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You then fill the capacitor with a dielectric material of dielectric constant κκ while the capacitor remains connected to the same potential difference. What is the new charge on the plates?

What is the new energy stored by the capacitor?

Express your answer in terms of the
variables C, K, and AV.

A capacitor of capacitance C with a vacuum
between the plates is connected to a source of
potential difference AV. Assume AV > 0.

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