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10.0 points A steel ball is attached to a string and is swung in a horizontal circular path as illus- trated in the figure. At point P, the string suddenly breaks near the ball. 006 1. (E) 2. (A) 3. (C) 4. (B) 5. (D) A B If these events are observed from directly above, which path would the ball most closely follow after the string breaks?
007 (part 1 of 3) 10.0 points An air puck of mass 0.336 kg is tied to a string and allowed to revolve in a circle of radius 1.25 m on a horizontal, frictionless table. The other end of the string passes through a hole in the center of the table and a mass of 1 kg is tied to it. The suspended mass remains in equilibrium while the puck revolves. 0.336 kg 1.25 m 1 kg What is the tension in the string? The acceleration due to gravity is 9.8 m/s². Answer in units of N. 008 (part 2 of 3) 10.0 points What is the horizontal force acting on the puck? Answer in units of N. 009 (part 3 of 3) 10.0 points What is the speed of the puck? Answer in units of m/s.
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