Lightning Rod: Difference between revisions
From ETHW
(New page: 29 July 1750. Philadelphia, PA. Enclosed in a letter to a friend dated 29 July 1750, Benjamin Franklin proposed the use of elevated pointed rods with their lower ends connected to ground t...) |
No edit summary |
||
| (10 intermediate revisions by 5 users not shown) | |||
| Line 1: | Line 1: | ||
29 July 1750. Philadelphia, PA. Enclosed in a letter to a friend dated 29 July 1750, Benjamin Franklin proposed the use of elevated pointed rods with their lower ends connected to ground to draw off the charge accumulated on clouds in order to prevent lightning discharges. | <p>'''''This article is a stub. You can help the GHN by expanding it.''''' </p> | ||
<p>[[Image:BenjaminFranklin.jpg|thumb|right|Benjamin Franklin]] </p> | |||
<p>29 July 1750. Philadelphia, PA. Enclosed in a letter to a friend dated 29 July 1750, [[Benjamin Franklin|Benjamin Franklin]] proposed the use of elevated pointed rods with their lower ends connected to ground to draw off the charge accumulated on clouds in order to prevent lightning discharges. </p> | |||
[[Category:Scientific_tools_and_discoveries]] | |||
[[Category:Scientific_disciplines]] | |||
[[Category:Electricity]] | |||
Revision as of 13:45, 16 May 2012
This article is a stub. You can help the GHN by expanding it.
29 July 1750. Philadelphia, PA. Enclosed in a letter to a friend dated 29 July 1750, Benjamin Franklin proposed the use of elevated pointed rods with their lower ends connected to ground to draw off the charge accumulated on clouds in order to prevent lightning discharges.
