Mirror galvanometer
id:
mirror-galvanometer-276-18000122
title:
Mirror galvanometer
text:
A mirror galvanometer is an ammeter that indicates it has sensed an electric current by deflecting a light beam with a mirror. The beam of light projected on a scale acts as a long massless pointer. In 1826, Johann Christian Poggendorff developed the mirror galvanometer for detecting electric currents. The apparatus is also known as a spot galvanometer after the spot of light produced in some models. Mirror galvanometers were used extensively in scientific instruments before reliable, stable ele
brand slug:
wiki
category slug:
encyclopedia
description:
Type of ammeter
original url:
https://en.wikipedia.org/wiki/Mirror_galvanometer
date created:
date modified:
2023-08-18T05:21:56Z
main entity:
{"identifier":"Q6874638","url":"https://www.wikidata.org/entity/Q6874638"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/d/dd/H.W.Sullivan_Galavanometer_London.jpg","width":850,"height":1119}
fields total:
13
integrity:
15