Thread: Cruise altitude
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Old January 25th, 2008, 16:12   #12
ScottG
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Default Re: Cruise altitude

Quote:
Originally Posted by tgrayson View Post
You'll need to elaborate. My statement is in accordance with standard aerodynamic theory.
I didn't think FF was proportional to drag but to density......so higher altitude would mean same drag at a given IAS but lower density=lower FF. I dunno though thats why I ask.

But specifically now I am looking at obtaining max ground speed in a turbine powered airframe......is it as simple as climbing until you can't maintain max IAS(EAS)? Then above that keep climbing until you reach a AOA for max range?
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