What factor has the greatest effect on the physical size of a coaxial cable?

What factor has the greatest effect on the physical size of a  coaxial cable?
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1 Answer

Answer :

The dielectric constant of the insulating material.
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Related questions

Why is the physical length of a coaxial cable transmission line shorter than its electrical length?A. Skin effect is less pronounced in the coaxial cable B. RF energy moves slower along the coaxial cable C. The surge impedance is higher in the parallel feed line D. The characteristic impedance is higher in the parallel feed line

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