Electronic Principles
Which one of the following kinds of materials has the lowest permeability?

A paramagnetic material
All of these
None of these
A diamagnetic material
A feiTomagnetic material

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Electronic Principles
What is the difference between a conductor and an insulator?

The difference between conductors and insulators depends on how they are used
An insulator allows current to flow much easier than a conductor does
An insulator has an excessive number of free electrons, while a conductor has a few free electrons or none at all
A conductor allows current to flow much easier than an insulator does
None of these

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