File:Wilson's machine with ball electroscope.webm

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Wilson's_machine_with_ball_electroscope.webm (WebM audio/video file, VP8/Vorbis, length 2 h 45 min 3 s, 640 × 480 pixels, 12 kbps overall, file size: 14.24 MB)

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English: An early electrostatic influence machine, invented by Wilson in 1804. A ball electroscope observes the output voltage. By Dr. Antônio Carlos M. de Queiroz (in memoriam).

See http://www.coe.ufrj.br/~acmq/Wilson

https://acmq-326823.web.app/

https://www.flickr.com/photos/194095199@N08/

Thousands of documents collected by Dr. Antonio Queiroz about Electricity and Electrostatic Machines: https://drive.google.com/drive/folders/1kkG_YwNKi0tMsoun2BSVd5vTxmtlfpw7?usp=sharing
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Source Own work
Author DrAntonioCarlosMdeQueiroz

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I, the copyright holder of this work, hereby publish it under the following license:
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attribution share alike
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Date/TimeThumbnailDimensionsUserComment
current18:06, 15 November 20212 h 45 min 3 s, 640 × 480 (14.24 MB)DrAntonioCarlosMdeQueiroz (talk | contribs)Uploaded own work with UploadWizard

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Format Bitrate Download Status Encode time
VP9 480P 4 kbps Completed 18:07, 15 November 2021 1 min 4 s
VP9 360P 2 kbps Completed 18:07, 15 November 2021 54 s
VP9 240P 2 kbps Completed 18:07, 15 November 2021 46 s
WebM 360P 3 kbps Completed 18:07, 15 November 2021 20 s
QuickTime 144p (MJPEG) Not ready Unknown status

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