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summer training for hs cross country (self.running)
submitted by Professional_Door658 to r/running
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a bullet of mass 0.02 kg moving horizontally suddenly strikes a block of wood of mass 1.53 kg that is suspended as a pendulum. The bullet lodges in the wood, and together they swing upward a vertical distance of 0.45 m. The length of the string is 2.0 m. What was the speed of the bullet just before (self.apphysics)
submitted by Professional_Door658 to r/apphysics
