8. Centripetal Forces & Gravitation
Vertical Centripetal Forces
5:52 minutes
Problem 8d
Textbook Question
Textbook QuestionA heavy ball with a weight of 100 N (m = 10.2 kg) is hung from the ceiling of a lecture hall on a 4.5-m-long rope. The ball is pulled to one side and released to swing as a pendulum, reaching a speed of 5.5 m/s as it passes through the lowest point. What is the tension in the rope at that point?
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