File:Electric conductance.jpg
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Summary
| Description |
English: The mercury column resistance standard of Werner von Siemens, ca. 1860. This resistance is known as the Siemens mercury unit and is a little less than the modern ohm. (Munich 2015)
Deutsch: Widerstandsnormal von Werner von Siemens (Eine Siemens-Einheit) in Form einer Quecksilbersäule, um 1860. (München 2015) |
| Date | 9 July 2015, 14:46:14 (according to Exif data) |
| Source | Own work |
| Author | Reinraum |
| Camera location |   | View this and other nearby images on: OpenStreetMap |  |
|---|
Aufnahme selbst erstellt.
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Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License. |
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 17:09, 9 July 2015 | | 2,144 × 1,938 (2.51 MB) | Reinraum | {{Information |Description ={{en|1=Electric conductance}} {{de|1=Widerstandsnormal von Werner von Siemens (Eine Siemens-Einheit) in Form einer Quecksilbersäule um 1860}} |Source ={{own}} |Author =Reinraum |Date... |
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