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Old 02-13-2016, 04:50 PM   #34 (permalink)
aerohead
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clarification

Quote:
Originally Posted by Vman455 View Post
Clarification: if "frontal area" is not the same as cross-section (as jamesqf's first post indicates: "It's not frontal area, but cross section"), where does the front end?
With quasi-streamline half-bodies and streamline half-bodies,the maximum area cross-section WOULD occur with the projected frontal area


With something like the Morelli shape,the maximum cross-section would NOT occur with the projected frontal area.

By establishing Cd based upon projected frontal area,we keep apples apples,and oranges oranges.
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