WikiNow lets you discover the news you care about, follow the topics that matter to you and share your favourite stories with your friends.

© WikiNow

The volt is the derived unit for electric potential, electric potential difference , and electromotive force. The volt is named in honour of the Italian physicist Alessandro Volta , who invented the voltaic pile, possibly the first chemical battery.

Volt
NISTvoltChip.jpg
Josephson junction array chip developed by the National Bureau of Standards as a standard volt
Unit information
Unit system SI derived unit
Unit of Electric potential, electromotive force
Symbol V 
Named after Alessandro Volta
In SI base units: kg·m·s·A

The volt (symbol: V) is the derived unit for electric potential, electric potential difference (voltage), and electromotive force. The volt is named in honour of the Italian physicist Alessandro Volta (1745–1827), who invented the voltaic pile, possibly the first chemical battery.