问题描述：
英语翻译
two masses,m1 and m2,connected to each other and to a central post by cords,rotate about the post at frequency f (revolutions per second) on a frictionless horizontal surface at distances r1 and r2 from the post.derive an algebraic expression for the tension in each segment of the cord.
two masses,m1 and m2,connected to each other and to a central post by cords,rotate about the post at frequency f (revolutions per second) on a frictionless horizontal surface at distances r1 and r2 from the post.derive an algebraic expression for the tension in each segment of the cord.
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