[extropy-chat] unidirectional thrust

[Mike Lorrey]

--- Dirk Bruere <dirk at neopax.com> wrote:
> Mike Lorrey wrote:
> 
> >--- Dirk Bruere <dirk at neopax.com> wrote:  
> >  
> >
> >>No, because the energy comes from the inflow and burning of
> hydrogen
> >>and the inflow is limited by the speed of light.
> >>There are no such limits on the kind of lifter you envisage.
> >>    
> >>
> >
> >Well, then I know you are smoking something. For instance, if, for
> >instance, our device is relying on solar power, it naturally loses
> >power as it recedes from the sun, however even if we were to assume
> >some panels that could convert power from starlight, there would be
> a
> >reduction in power given redshift as the incoming light redshifted
> >outside the range of the receiver panels sensitivity.
> >
> >  
> >
> We are only talking about a couple of day's flight from NEO at a few
> km/s
> Redshift doesn't come into it yet we are still MJ in the plus.
> 

Only because you are assuming absurdly high thrust based on atmospheric
pressure of the dielectric, as I've already noted. Furthermore, you
still have the EXACT same problem with any Bussard Ramjet, which you
have not explained.

Mike Lorrey
Vice-Chair, 2nd District, Libertarian Party of NH
"Necessity is the plea for every infringement of human freedom.
It is the argument of tyrants; it is the creed of slaves."
                                      -William Pitt (1759-1806) 
Blog: http://intlib.blogspot.com


		
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