kenetic energy ????

Discussion in 'Tech Talk' started by scottmills, Nov 7, 2014.

  1. scottmills

    scottmills Weekend Warrior

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    you guys that know how to figure KE ,tell me the KE of this arrow 480 gr at 250 fps . if more variables are needed tell me and I will post .
     
    scottmills, Nov 7, 2014
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  3. Jake47

    Jake47 Newb

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    I got 66.6 FT-lbs using Gold Tips calculator
     
    Jake47, Nov 7, 2014
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  4. cmonsta

    cmonsta Grizzled Veteran

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    Just curious what bow, draw weight and length are you getting that from?
     
    cmonsta, Nov 7, 2014
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  5. scottmills

    scottmills Weekend Warrior

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    pse dna 59lb 28in dl
     
    scottmills, Nov 7, 2014
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  6. cmonsta

    cmonsta Grizzled Veteran

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    Not bad at all...thank you!
     
    cmonsta, Nov 7, 2014
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  7. vanfossen

    vanfossen Die Hard Bowhunter

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    Is my kinetic any good? I shoot 70 lbs mathews z7 with gold tip xt Hunter 5575, 100 grain broadhead, nocturnal nocks, 2" Blazers, and my draw length is 28.5


    Bowhunt Madness
     
    vanfossen, Nov 7, 2014
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  8. Stubert

    Stubert Weekend Warrior

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    Here is the formula: Velocity x velocity, div. by 7000, div. by 64.32 x weight (grains) = ft. lbs. energy
     
    Last edited: Nov 8, 2014
    Stubert, Nov 8, 2014
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