Quote:
Originally Posted by Salavee
Physics .. equal pressure and equal resistance results in equal velocity ..Various charge weights, various burn rates, various load densities equals various pressures, which equals various velocities. Have you actually tried loading different powders in the same case, for the same firearm with the same resistance and realized equal pressures /velocities ?
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Have you ever heard of a pressure curve? While the peak pressure may be the same, the pressure curve varies, which provides varying velocity.