This article is the first in a very long time (apparently like 2 years), owing mainly to life happening.
Not too long ago, a friend approached me with a question: “How much of a force multiplier is a sword?”, in the context of getting hit by blunt swords during training.
It’d been a while since I did much mechanics, so I set down to answering that question.
24 Sept 2017: Edit to clarify Kinetic Energy/Momentum relationship
11 Nov 2017: Finally fixed the inaccurate statement regarding inelastic collisions, and re-explained a bit. Hopefully this is a bit more accurate.
