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Re: Engineering Newsletter
To: all nitpickers
From: A nit(wit) who is tired of getting picked on. ;)
see my web page
http://www.umn.edu/nlhome/m056/hous0042/asimov.html
for an idea that is consistant with Steve and Timothy's objections.
i.e. reflection transferrs momentum to the normal, and absorbtion
transfers momentum in the direction of the photons original vector.
Advance billing: it is _still_ possible to cancel the momentum within the
structure of the antenna/sail .
HA!
Kevin