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Find the capacitance per unit length of two coaxial metal
Chapter 2, Problem 43P(choose chapter or problem)
QUESTION:
Problem 43P
Find the capacitance per unit length of two coaxial metal cylindrical tubes, of radii a and b (Fig. 2.53).
Questions & Answers
QUESTION:
Problem 43P
Find the capacitance per unit length of two coaxial metal cylindrical tubes, of radii a and b (Fig. 2.53).
ANSWER:
Step 1 of 2
We have to find the capacitance per unit length of two coaxial metal cylindrical tubes, of radii and
Let the charge on the inner cylinder be for a length .
The field due to this charge is given by Gauss’s law as