Date: Wed Mar 18 18:25:58 2009 ** **Back to Contents ** ------------------------------------------------------------------------ **

Author: Paul Nord

Subject: Re: Power Lines and cows?

Post:

What do you mean they don't move?
Of course they move. We're all moving. The earth is spinning.

Paul

On Mar 18, 2009, at 2:43 PM, Bernard Cleyet wrote:

> I thought we were discussing power lines that don't move WRT the
> earth and its mag. field.
>
> bc must reread recent posts?
>
>
> On 2009, Mar 18, , at 12:25, Paul Nord wrote:
>
>> BC,
>>
>> No... or probably not much. But the earth rotates. And a
>> conductor moving in a magnetic field will produce an induced voltage.
>>
>> Paul
>>
>> On Mar 18, 2009, at 2:08 PM, Bernard Cleyet wrote:
>>
>>> The earth's mag. field rotates?
>>>
>>> bc
>>>
>>>
>>>
>>>
>>> On 2009, Mar 18, , at 07:40, Paul Nord wrote:
>>>
>>>>
>>>> Do north-south power lines induce a DC current as they spin
>>>> through earth's magnetic field?
>>>
>>
>>
>


From tap-l-owner@lists.ncsu.edu Wed Mar 18 18:25:58 2009
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