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From: moroney@world.std.spaamtrap.com (Michael Moroney)
Newsgroups: sci.physics.relativity
Subject: Re: Relativity of Simultaneity (RoS) is a bogus concept of physics
Date: Mon, 18 Jul 2016 03:07:55 +0000 (UTC)
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"HGW." <hw@....> writes:

>On 17/07/16 12:54, Michael Moroney wrote:
>>
>>> 'at its fastest, travel at c.'
>>
>>> c, relative to what?
>>
>> Relative to anything you want, Ralph.  That's the whole point of the
>> invariance of c.
>>
>>> The rod caused to spin from its mid point....not that this matters.
>>> When any transients have settled down,
>>
>> Transients, Ralph? Without "transients" no information can be communicated
>> by the spinning of the rod, so it is unnecessary.
>>
>>> Of course a perfectly rigid rod would not have any such
>>> transients.
>>
>> No such thing as a "perfectly rigid rod" as that would require infinite
>> communication speed.  Consider a rigid rod 1 light second in length,
>> perfectly stationary and not rotating.  At T=0 I start rotating one end.
>> When does an observer at the far end notice the rod is rotating?

>Hey Moron-y, forget your religion and learn some basic physics will yu....

So Ralph, tell us, what does "basic physics" give as the answer to my
question, when the stationary non-rotating perfectly rigid rod gets a
twist at T=0?

Or are you going to pull a Seto and completely avoid answering the
question (because you can't answer it!), mostly by calling me names?