What is the Attempt at a Solution?

[rhernandez14]

Homework Statement

If the outer conductor of a coaxial cable has radius 3.5 , what should be the radius of the inner conductor so that the inductance per unit length does not exceed 55 per meter?

Homework Equations

The Attempt at a Solution

1.385

 

[Redbelly98]

Welcome to Physics Forums

Homework Statement

If the outer conductor of a coaxial cable has radius 3.5 , what should be the radius of the inner conductor so that the inductance per unit length does not exceed 55 per meter?

Homework Equations

The Attempt at a Solution

1.385

Can you show how you got that answer? And the equations you used to get it?

I have some questions about your question:

• The cable radius is 3.5 what?
• Is it asking for inductance or capacitance per unit length?