[MUD-Dev] Source data on Crossbow

Hans-Henrik Staerfeldt hhs at cbs.dtu.dk
Tue Feb 5 14:50:23 CET 2002


On Tue, 5 Feb 2002, Bobby Martin wrote:
> From: Travis Casey <efindel at earthlink.net> 

> delta v of target = velocity of bullet * mass of bullet / (mass of
> target + mass of bullet)

> No matter how much energy is dissipated as internal damage, noise,
> heat, etc.

Remember that heat in fact is also momentum, on another scale;
vibration, rotation and velocity of molecules. I don't know how much
of the momentum is absorbed by frictional heat, however (it might be
so small it does not matter in the big picture).

> Conservation of energy is not very important in determining how
> much the target will move; conservation of momentum, on what part
> of the target the collision takes place, and biological factors
> (muscles going limp, etc.) are much more important.

I agree.
 

Hans Henrik Stærfeldt   |    bombman at diku.dk    | work:  hhs at cbs.dtu.dk      |
Address:                |___  +45 40383492    __|__       +45 45252425     __|
DTU, Kemitorvet,        | Scientific programmer at Center for Biological     |
bygn 208, CBS.          |  Sequence Analysis, Technical University of Denmark|

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