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Rauch

01-24-2004 05:45 PM

formula for kentic energy?

just wondering what is the formula fo figuring a bows kentic energy?
i thought it was speed times weight but not sure?

buckeye

01-24-2004 05:56 PM

RE: formula for kentic energy?

use this chart

[link]http://home.att.net/~sajackson/ke.html[/link]

Arthur P

01-24-2004 10:21 PM

RE: formula for kentic energy?

Speed X speed X arrow weight (in grains) divided by 450240

Example: 400 grain arrow at 280 fps.. (280 X 280 X 400)/450240 = 69.65 ft lbs.

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