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Denny, Mark – Physics Teacher, 2011
The internal ballistics of a firearm or artillery piece considers the pellet, bullet, or shell motion while it is still inside the barrel. In general, deriving the muzzle speed of a gunpowder firearm from first principles is difficult because powder combustion is fast and it very rapidly raises the temperature of gas (generated by gunpowder…
Descriptors: Weapons, Mechanics (Physics), Science Instruction, Scientific Principles