MeeksMI3443 MeeksMI3443

15-12-2022
Physics

Answered

a light, rigid rod is 79.8 cm long. its top end rotates on a frictionless horizontal axle. the rod hangs straight down at rest with a ball attached to its bottom end. you strike the ball, giving it a horizontal velocity so that it swings around in a full circle. what minimum speed (at the bottom) is required to make the ball go over the top of the circle?

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