A tether-ball attached to the end of a 4.00 m rope is swung in a horizontal circular path around a child's head. The mass of the tether-ball is 1.00 kg. If the tether-ball rotates at rate of 45.0 revolutions per minute, what is centripetal acceleration of the ball?
A tether-ball attached to the end of a 4.00 m rope is swung in a horizontal circular path around a child's head. The mass of the tether-ball is 1.00 kg. If the tether-ball rotates at rate of 45.0 revolutions per minute, what is centripetal acceleration of the ball?
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter6: Motion In Two Dimensions
Section6.2: Circular Motion
Problem 13PP
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Step 1
Given Data:
The mass of a tether-ball is,
The angular speed of a tether-ball is,
The radius of a circular path followed by a rope is,
The expression for the centripetal acceleration is given as,
Here, is the angular speed, and r is the radius of a circular path.
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