Quote:
Originally Posted by cheesehawk
Ok, you're right, I wasn't looking at the crude or approximate in your statement, I got distracted by the simplistic formula, haha. I was looking for something precise, which takes propller diameter into account, as well as the delta V (how do you type those in Windows anyways?).
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The formula I posted DOES take diameter into account, but the diameter term is hidden away in the efficiency term. I type Δ by going into the character map. It's not in the ASCII character set so I don't think it has an ALT+XXXX code.