Barlow's wheel
id:
barlow-s-wheel-265-1607410
title:
Barlow's wheel
text:
Barlow's wheel was an early demonstration of a homopolar motor, designed and built by English mathematician and physicist, Peter Barlow in 1822. It consists of a star-shaped wheel free to turn suspended over a trough of the liquid metal mercury, with the points dipping into the mercury, between the poles of a horseshoe magnet. A DC electric current passes from the hub of the wheel, through the wheel into the mercury and out through an electrical contact dipping into the mercury. The Lorentz forc
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Barlow%27s_wheel
date created:
date modified:
2023-08-03T11:22:22Z
main entity:
{"identifier":"Q808334","url":"https://www.wikidata.org/entity/Q808334"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/9/99/Diagram_of_barlow%27s_wheel.jpg","width":375,"height":298}
fields total:
13
integrity:
14