On Tue, 2002-07-02 at 14:47, Ian Woollard wrote: > OTOH I found a water rocket web page that implies that the Cd for a nose > cone varies between > 0.6 and 0.8 or so; and Randall was using 0.7 for his simulations (as was > I). I'm > wondering if this figure only works at low mach, and as mach goes up the > Cd goes down, or whether there's a scaling law; but that's a bit > speculative at this point. >
Looks like a misplaced decimal point. I have always seen Cd ~.06-.09 for various cones. Dave _______________________________________________ ERPS-list mailing list [EMAIL PROTECTED] http://lists.erps.org/mailman/listinfo/erps-list
