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가슴이 커질수록 질량이 증가하여 중력의 영향을 더욱 받게됩니다. 중력에의해 밑으로 쏠린만큼 가슴이 쉅게늘어나거나 쳐질수도있는데요. 어느정도의 탄력/탄성력이 가슴의 쳐짐을 방지하는지 고전역학 스프링컨스턴트를 이용해서 계산하여봅시다.
물리이야기
F=ma
k=스프링 상수
E=mc^2
KE=0.5mv^2
PE=mgh