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Thread: Whats the formula for K.E.?
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Old 04-25-2005 | 10:53 AM
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Arthur P
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Default RE: Whats the formula for K.E.?
The formula is (arrow weight X speed X speed)/450240

Just FYI, 450240 contains the conversion from grains to pounds (7000 grains per pound) and the gravitational constant to convert weight to mass (32.16 feet per second per second).
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