Assume that a cylindrical capacitor has diameter 5.0 cm and length 10.0 cm. Its capacitance is C = 2000 F and is rated to withstand a maximum potential difference of 2.9 V. What is the maximum attainable energy density in this capacitor? Please write your answer in MJ/m³.

Assume that a cylindrical capacitor has diameter 5.0 cm and length 10.0 cm. Its capacitance is C = 2000 F and is rated to withstand a maximum potential difference of 2.9 V. What is the maximum attainable energy density in this capacitor? Please write your answer in MJ/m³.

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter27: Capacitors And Batteries

Section: Chapter Questions

Problem 8PQ

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Question

Assume that a cylindrical capacitor has diameter 5.0 cm and length
10.0 cm. Its capacitance is C = 2000 F and is rated to withstand a
maximum potential difference of 2.9 V. What is the maximum
attainable energy density in this capacitor? Please write your
answer in MJ/m³.

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