7 ms·
Have a look at this earlier design by Romanian inventor Aurel Persu: http://en.wikipedia.org/wiki/Aurel_Persu http://en.wikipedia.org/wiki/Aurel_Persu It had a
by nonick 12y ago
Have a look at this earlier design by Romanian inventor Aurel Persu: http://en.wikipedia.org/wiki/Aurel_Persu http://en.wikipedia.org/wiki/Aurel_Persu
It had a drag coefficient of about 0.22.