View Single Post
Old 03-11-2008, 03:58 PM   #17 (permalink)
Master EcoModder
aerohead's Avatar
Join Date: Jan 2008
Location: Sanger,Texas,U.S.A.
Posts: 12,931
Thanks: 20,717
Thanked 6,323 Times in 3,922 Posts
v squared vs v cubed

Originally Posted by boxchain View Post
Those numbers sound reasonable. I used the spreadsheet and tried to stick with metric and I got 3.4 kw @ 35 mph and 10.3 kW @ 100 mph, which translates to 4.5 and 13.8 hp. Maybe I got some conversions wrong though.

slugs! *groans*

I always thought it was v^2 not v^3, just from what I remember from my fluid mechanics class.
v^2 will yield force,v^3 will yield power necessary to overcome the force.
Photobucket album:
  Reply With Quote