ooops dropped a negative sign in the first equation. Guess
Im just a positive kinda guy... {8^D spike
Spike Jones wrote:
> mass fraction ~ exp(9100/Ve)
bzzzst. mass fraction ~ exp(-9100/Ve). Got it right the second
time tho:
> ...
>
> Then the mass fraction is exp(-9100/exhaust velocity).
> The exhaust velocity is about 3600 on the deck and...
Recall that exhaust velocity is G times the specific thrust.
Mass fraction here is the (not-fuel)/(total mass on the pad). spike
This archive was generated by hypermail 2b30 : Mon May 28 2001 - 09:59:40 MDT