A concentric cable has an external diameter of 12mm and the diameter of the conductor is 8mm.a) If the dielectric constant of the insulation used is 3.5, calculate the capacitance per km length (in pF/km)of the cable.b) If a potential difference of 500V is maintained between the conductors, find the value of electric field intensity (in kV/mm)on the surface of the inner conductor.

Answered: Image /qna-images/answer/bc85f169-2025-4136-b2fd-6a303ef75111.jpg

Answered: A concentric cable has an external…

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter20: Electric Potential And Capacitance

Section: Chapter Questions

Problem 43P

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