On Sunday, 19 May 2013 17:55:52 UTC-6, Michael Moroney wrote:
> john <
johnse...@gmail.com> writes:
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>
>
> >On Sunday, 19 May 2013 08:16:31 UTC-6, Sam Wormley wrote:
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>
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> >> John, perhaps you can learn from your bathtub drain. As stuff goes
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> >> down, do you see opposite stuff going up? No you don't. If you think
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> >> what I just now wrote doesn't make any sense... that's the point!
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>
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> >Thanks for the right-on post, by the way, Sam.
>
> >Reference to the drain is to posit
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> >that the overall axis of spin is dictated by the
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> >huge space vortex which we call a black hole.
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>
>
> You pointed out an article a while ago what happens with a black hole.
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> The outer part of the accretion disk is aligned with the angular momentum
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> of the infalling matter, while the inner part, the rotation of the black
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> hole (if any) pulls the accretion disk in alignment with its own angular
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> momentum.
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>
>
8 Meanwhile a bathtub drain's rotation arises from whatever net angular
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8 momentum the water in the tub has.
The water in the drain turns at ninety degrees
to the physical position of the axis of the
1 1/4" hole at the low end of the tub.
Period.
> >The magnetic poles express themselves in the
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> >presence of infalling matter as jets.
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>
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> This is a gravitational effect, not a magnetic one. The magnetic field of
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> a black hole, if any, doesn't have to be aligned with its rotational axis.
>
Well, gravity doesn't suck, and you
can't describe any mechanism to me how
it might, so let's leave gravity out of this for awhile.
Let's look at the axis of the so-called black hole:
we're talking about a galaxy's disc here. The
rotational axis is at the center of the disc.
But does the disc always remain in the same
plane, or is there also a precession? In other
words, is there a second axis of rotation?
What about the planetary disc around our own
Sun? Does it not also precess? So, too, does
a galaxy- sweeping out a sphere and leaving
globular clusters of old stars in a spherical double-
layered oppositely-moving halo behind as first
one turning edge moves past and then its
oppositely-turning other side.
>
> >The jets arise at right-angles to the spin
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> >of the galactic disc, in opposite directions,
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> >like a magnetic field produced by a current loop.
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>
>
> Not really. Magnetic fields will eventually curve around to form closed
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> loops, while stuff flying from a BH jet will keep on going until it
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> encounters something.
You say that with such certainty. :)
Like you've tracked them. :)
These are 'highly-magnetized' particles.
I betcha they curve back on themselves
just like field lines.
Anyway, up above you say"
The outer part of the accretion disk is aligned with the angular momentum
>
> of the infalling matter, while the inner part, the rotation of the black
>
> hole (if any) pulls the accretion disk in alignment with its own angular
>
> momentum."
Let's think about this for a second.
What accretion disc? They saw a star
track closer and closer until it shredded
and immediately the jets formed.
It wasn't star > accretion disc > jets
It was star > jets
Who said accretion discs form from infalling matter?
john