Radio Amateur Quiz Canadian License

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Question A-007-002-010

The reciprocal of the square root of the dielectric constant of the material used to separate the conductors in a transmission line gives the ____________ of the line:

Correct Answer

velocity factor

Explanation

The velocity factor (VF) of a transmission line is given by VF = 1 / √εr, where εr is the relative dielectric constant of the insulating material.

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