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(Solved): A flat, horizontal disc (like a record on a record player) rotates at a constant angular speed. A sm ...



A flat, horizontal disc (like a record on a record player) rotates at a constant angular speed. A smallant sits on the disc at a distance of R away from the center. The ant has a mass of m and a speed of v.The coefficient of static friction between the ant and the surface of the disc is .This question has no numbers. Answer in terms of the variables (R, m, v, ) only.a) Draw a (side-view) free-body-diagram of the ant when it is at the left-most side of the disc.b) What is the direction and magnitude of the acceleration of the ant?c) What is the maximum speed of the ant where it does not slip?d) Suppose that the ant moved closer to the center of the disc. The disc keeps spinning at thesame angular speed. Would any of the forces acting on the ant change? If so, how would theychange?



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