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From: Bill (no email)
Date: Fri Apr 22 2005 - 19:48:05 EDT
> Yes, and given today's cheap computing, might as well use the exponential
> formula. By the way, you can also use it to answer the question "where does
> space begin?" Just set the equation for density of the air:
> density = exp(-altitude/34,000feet)
> equal to 0 and solve for the altitude. :-)
Frank
Got it, mostly.
In nautical miles
2.718281828^altitude=(1/x)^5.595786702
Plug in the smallest number my TI register will handle for density (x):
x= 0.000000001
Answer 116 nm
What do you get with x=0 :-)
Thanks for the growth exercise.
Bill
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