Full name: henry
Plural form: henries
Alternate spelling: henrys
Category type: inductance
Scale factor: 1
The SI derived unit for inductance is the henry.
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The henry (symbol: H) is the SI unit of inductance. It is named after Joseph Henry (1797-1878), the American scientist who discovered electromagnetic induction independently of and at about the same time as Michael Faraday (1791-1867) in England.