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Thread: energy : velocity ..etc?

  1. #1
    Inactive Member

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    Default energy : velocity ..etc?

    Hey there Blokes (and lasses incase)

    just a quick question ... remind me agian if a projectile is traveling at say 800fps and has a mass of say 8.5g how do i get the energy again

    I have all the calcs some where but cant remember

    any takers

    fanx allot :bowdown

  2. #2
    Sharp Shooter
    The Professor

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    velocity (fps) x velocity x pellet wt. (grains)/ 450240 = ME (Ft.lbs)

    so: 800x800x8.5/450240= 12.08 Ft.lbs

  3. #3
    Inactive Member

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    Thanx my Bruvva..

    saved me hours of searching ...my annuls

  4. #4
    Inactive Member

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    so my 22-250 has a ME of 1650 for a 55g at almost 3800 fps Vark It

  5. #5
    Inactive Member

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    More like 1764ft/lbs? even at 3700fps, it still has 1672ft/lbs

  6. #6
    MOT: Thomson Pneumatic Rifles

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    Well thanks from all of us Dale, because Baldmummy might have posted a pic of himself searching his annuls!!!!

  7. #7
    Inactive Member

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    the pic shows how he load his double barrel shotgun... or maybe there was a big slug stuck inside he trying to take out?

  8. #8
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    AAhhh thanx you guys ..... your so sweet!
    LOL

    love your work.
    ... should i change my Avtar?
    maybe Cptn Jack?

  9. #9
    Inactive Member

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    You can also download chairgun for free, that gives you the answer instantly. http://www.chairgun.com/chairgun2.htm

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