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ramk13 t1_jahw8on wrote on March 1, 2023 at 3:42 PM

Reply to comment by scheav in Does the spinning of a bullet have any effect on its drag? by Eastern-Ability8411

I think their point was that the purpose wasn't propulsion, but a reduction in drag. If you look at the momentum imparted by the gas released it will be much smaller than the decrease in momentum caused by drag if the gas weren't there.