December 3rd 15, 03:24 PM
posted to uk.railway,misc.transport.urban-transit,uk.transport.london
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First recorded activity at LondonBanter: Oct 2015
Posts: 1,044
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The joys of Thameslink and its rotten core
On Thu, 03 Dec 2015 10:19:28 +0000
e27002 aurora wrote:
On Mon, 30 Nov 2015 10:20:15 -0800 (PST), wrote:
On an AC railway, the traction return circuit has to be earthed for safety
reasons and in any case, AC does not cause electrolytic corrosion. So at an
What happens if something in the ground acts like a partial diode?
--
Spud
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