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Old 04-02-2017, 09:09 AM   #22
DouglasCole
Doctor of GURPS Ballistics
 
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Join Date: Sep 2004
Location: Lakeville, MN
Default Re: GURPS ULTRATECH ballistics?

Quote:
Originally Posted by Anthony View Post
Pretty sure that doesn't work once the expansion rate is significant relative to the speed of sound in the gas; ideal gas law is for equilibrium.
Pretty sure I didn't care. It produces reasonable values and is easily integrated into a closed-form solution.
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