8. Centripetal Forces & Gravitation
Vertical Centripetal Forces
9:19 minutes
Problem 8b
Textbook Question
Textbook QuestionSuppose you swing a ball of mass m in a vertical circle on a string of length L. As you probably know from experience, there is a minimum angular velocity ωₘᵢₙ you must maintain if you want the ball to complete the full circle without the string going slack at the top. a. Find an expression for ωₘᵢₙ.
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