3. A child swings a tennis ball attached to a 2.0-m string in a horizontal circle above his head at a rate of 5.0 rev/s? What is the centripetal acceleration of the tennis ball? а) 10л m/s? d) 2007² m/s² b) 50 m/s? e) 400x² m/s? c) 100x² m/s²

3. A child swings a tennis ball attached to a 2.0-m string in a horizontal circle above his head at a rate of 5.0 rev/s? What is the centripetal acceleration of the tennis ball? а) 10л m/s? d) 2007² m/s² b) 50 m/s? e) 400x² m/s? c) 100x² m/s²

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

3. A child swings a tennis ball attached to a 2.0-m string in a horizontal circle
above his head at a rate of 5.0 rev/s? What is the centripetal acceleration of the
tennis ball?
а) 10л m/s?
d) 2007² m/s²
b) 50 m/s?
e) 400x² m/s?
c) 100x² m/s²

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