Lesson Glossary

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Browse the glossary using this index

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N

Non-ohmic

Not following Ohm's Law.

O

ohm (Ω)

The unit for resistance, equivalent to one volt per ampere (V/A) 

Ohm's Law

The ratio of potential difference to current is a constant called resistance. 

S

Superconductor

A material through which electric charge can flow with no resistance.