A child twirls a small 50-g ball attached to the end of a 1-m string so that
Question:
A child twirls a small 50-g ball attached to the end of a 1-m string so that the ball traces a circle in a vertical plane as shown. What is the minimum speed v which the ball must have when in position 1? If this speed is maintained throughout the circle, calculate the tension T in the string when the ball is in position 2. Neglect any small motion of the child’s hand.
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The minimum speed v which the ball must have when in position 1 can be determined using the equation ...View the full answer
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Related Book For 
Engineering Mechanics Dynamics
ISBN: 9781118885840
8th Edition
Authors: James L. Meriam, L. G. Kraige, J. N. Bolton
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