From: Paul B. Andersen on
Henri Wilson wrote:
> On Mon, 10 Sep 2007 10:11:42 -0700, sean <jaymoseley(a)hotmail.com> wrote:
>
>> Post 363
>>
>> On 6 Sep, 17:33, bz <bz+...(a)ch100-5.chem.lsu.edu> wrote:
>>> sean <jaymose...(a)hotmail.com> wrote innews:1189089230.764471.53320(a)22g2000hsm.googlegroups.com:
>>>
>>>> On 30 Aug, 23:55, bz <bz+...(a)ch100-5.chem.lsu.edu> wrote:
>>>>> sean <jaymose...(a)hotmail.com> wrote in news:1188512224.511353.237820
>>>>> @i13g2000prf.googlegroups.com:
>>>>>> If you bothered analysing your sean planets sim, youd
>>>>>> see that its the only way to have light propagating away
>>>>>> from any source at c.
>>>>> One of the most fundamental laws of physics is that an object in motion
>>>>> continues in that motion unless acted upon by an outside force.
>>>> You ignore several things here, First of all if emmision theory
>>>> predicts that light always is at c relative to a source
>>> That only applies at the moment of emission. If the source changes its
>>> motion after emission, the light does not know or care.
>> Maybe in your own personal version of emmision theory. But Im saying
>> that if one can model emmision theory as having light propagate away
>>from any source always at c relative to any source, then,....
>> one can explain MMx and sagnac
>
> It explains the MMX but not Sagnac....
> Sagnac is very complicated.

Sagnac isn't complicated at all.
It is however bothering to you, since it falsifies emission theory.

Paul
From: Pentcho Valev on
On 12 Sept, 10:03, "Paul B. Andersen"
<paul.b.ander...(a)hiadeletethis.no> wrote:
> Henri Wilson wrote:
> > On Mon, 10 Sep 2007 10:11:42 -0700, sean <jaymose...(a)hotmail.com> wrote:
>
> >> Post 363
>
> >> On 6 Sep, 17:33, bz <bz+...(a)ch100-5.chem.lsu.edu> wrote:
> >>> sean <jaymose...(a)hotmail.com> wrote innews:1189089230.764471.53320(a)22g2000hsm.googlegroups.com:
>
> >>>> On 30 Aug, 23:55, bz <bz+...(a)ch100-5.chem.lsu.edu> wrote:
> >>>>> sean <jaymose...(a)hotmail.com> wrote in news:1188512224.511353.237820
> >>>>> @i13g2000prf.googlegroups.com:
> >>>>>> If you bothered analysing your sean planets sim, youd
> >>>>>> see that its the only way to have light propagating away
> >>>>>> from any source at c.
> >>>>> One of the most fundamental laws of physics is that an object in motion
> >>>>> continues in that motion unless acted upon by an outside force.
> >>>> You ignore several things here, First of all if emmision theory
> >>>> predicts that light always is at c relative to a source
> >>> That only applies at the moment of emission. If the source changes its
> >>> motion after emission, the light does not know or care.
> >> Maybe in your own personal version of emmision theory. But Im saying
> >> that if one can model emmision theory as having light propagate away
> >>from any source always at c relative to any source, then,....
> >> one can explain MMx and sagnac
>
> > It explains the MMX but not Sagnac....
> > Sagnac is very complicated.
>
> Sagnac isn't complicated at all.
> It is however bothering to you, since it falsifies emission theory.

The emission theory gives the equations c'=c-v and c'=c+v whereas
special relativity gives c'=c. Which equations: c'=c-v and c'=c+v or
c'=c, are relevant in the interpretation of the Sagnac experiment?

Pentcho Valev

From: Jeckyl on
"Pentcho Valev" <pvalev(a)yahoo.com> wrote in message
news:1189584136.318157.43080(a)d55g2000hsg.googlegroups.com...
> On 12 Sept, 10:03, "Paul B. Andersen"
> <paul.b.ander...(a)hiadeletethis.no> wrote:
>> Henri Wilson wrote:
>> > On Mon, 10 Sep 2007 10:11:42 -0700, sean <jaymose...(a)hotmail.com>
>> > wrote:
>>
>> >> Post 363
>>
>> >> On 6 Sep, 17:33, bz <bz+...(a)ch100-5.chem.lsu.edu> wrote:
>> >>> sean <jaymose...(a)hotmail.com> wrote
>> >>> innews:1189089230.764471.53320(a)22g2000hsm.googlegroups.com:
>>
>> >>>> On 30 Aug, 23:55, bz <bz+...(a)ch100-5.chem.lsu.edu> wrote:
>> >>>>> sean <jaymose...(a)hotmail.com> wrote in
>> >>>>> news:1188512224.511353.237820
>> >>>>> @i13g2000prf.googlegroups.com:
>> >>>>>> If you bothered analysing your sean planets sim, youd
>> >>>>>> see that its the only way to have light propagating away
>> >>>>>> from any source at c.
>> >>>>> One of the most fundamental laws of physics is that an object in
>> >>>>> motion
>> >>>>> continues in that motion unless acted upon by an outside force.
>> >>>> You ignore several things here, First of all if emmision theory
>> >>>> predicts that light always is at c relative to a source
>> >>> That only applies at the moment of emission. If the source changes
>> >>> its
>> >>> motion after emission, the light does not know or care.
>> >> Maybe in your own personal version of emmision theory. But Im saying
>> >> that if one can model emmision theory as having light propagate away
>> >>from any source always at c relative to any source, then,....
>> >> one can explain MMx and sagnac
>>
>> > It explains the MMX but not Sagnac....
>> > Sagnac is very complicated.
>>
>> Sagnac isn't complicated at all.
>> It is however bothering to you, since it falsifies emission theory.
>
> The emission theory gives the equations c'=c-v and c'=c+v whereas
> special relativity gives c'=c. Which equations: c'=c-v and c'=c+v or
> c'=c, are relevant in the interpretation of the Sagnac experiment?

c' = c

Sagnac is completely explained by and compatible with SR.


From: Pentcho Valev on
On 12 Sept, 10:16, "Jeckyl" <no...(a)nowhere.com> wrote:
> "Pentcho Valev" <pva...(a)yahoo.com> wrote:

> > On 12 Sept, 10:03, "Paul B. Andersen"
> > <paul.b.ander...(a)hiadeletethis.no> wrote:

> >> Sagnac isn't complicated at all.
> >> It is however bothering to you, since it falsifies emission theory.

> > The emission theory gives the equations c'=c-v and c'=c+v whereas
> > special relativity gives c'=c. Which equations: c'=c-v and c'=c+v or
> > c'=c, are relevant in the interpretation of the Sagnac experiment?

> c' = c
>
> Sagnac is completely explained by and compatible with SR.

Jeckyl Jeckyl I asked your brother zombie Andersen, not you. You are
not able to explain c-v and c+v appearing in the interpretation of the
Sagnac experiment but brother zombie Andersen is:

http://groups.google.ca/group/sci.physics.relativity/browse_frm/thread/7977df6b0a4d925a?
Paul Andersen: "(c-v) is nothing but an arithmetic difference between
two speeds, It is NOT the speed of anything relative to anything!"

Pentcho Valev

From: Paul B. Andersen on
Pentcho Valev wrote:
>
> The emission theory gives the equations c'=c-v and c'=c+v whereas
> special relativity gives c'=c. Which equations: c'=c-v and c'=c+v or
> c'=c, are relevant in the interpretation of the Sagnac experiment?
>
> Pentcho Valev

The Sagnac experiment:
- Given an inertial frame which is the reference
for all speeds mentioned below.
That is, all speeds are relative to this non-rotating frame.
- Given a stationary circle with radius r.
- Given a light source moving at the speed v around the circle.
- Assume the light is moving around the circle (infinite number of mirrors).
- Let tf be the time the light emittet in the forward direction
uses to catch up with the source.
- Let tb be the time the light emittet in the backward direction
uses to meet the source.

Prediction according to SR:
---------------------------
The speed of the light emitted in the forward direction is c.
The speed of the light emitted in the backward direction is c.

So we have:
2*pi*r + tf*v = tf*c
tf = 2*pi*r/(c-v)

2*pi*r - tb*v = tb*c
tb = 2*pi*r/(c+v)

delta_t = tf - tb = 4*pi*r*v/(c^2 - v^2)

Setting w = v/r, A = pi*r^2, g = (1 - v^2/c^2)^-0.5
we get:

delta_t = (4Aw/c^2)* g^2

The g^2 will obviously be unmeasureable different from 1
for any practical Sagnac experiment.

So SR predicts delta_t = 4Aw/c^2 which is in accordance
with enumerable practical experiments.

Prediction correct, SR confirmed.

Prediction according to the emission theory:
--------------------------------------------
The speed of the light emitted in the forward direction is c+v.
The speed of the light emitted in the backwards direction is c-v.

So we have:
2*pi*r + tf*v = tf*(c+v)
tf = 2*pi*r/c

2*pi*r - tb*v = tb*(c-v)
tb = 2*pi*r/c

delta_t = tf - tb = 0

So emission theory predicts delta_t = 0, while enumerable practical
experiments shows delta_t = 4Aw/c^2

Prediction wrong - emission theory falsified.

Paul
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