3. A pith ball of mass 1.0 x 10-5 kg with a positive charge of 4.0 x 10-7 C is slowly pulled at a constant speed by a string a distance of 50.0 cm through a potential difference of 8.0 x 102 V. It is then released from rest and "falls" back to its original position. (d) Calculate the speed of the pith ball just as it reaches its final position.
3. A pith ball of mass 1.0 x 10-5 kg with a positive charge of 4.0 x 10-7 C is slowly pulled at a constant speed by a string a distance of 50.0 cm through a potential difference of 8.0 x 102 V. It is then released from rest and "falls" back to its original position. (d) Calculate the speed of the pith ball just as it reaches its final position.
Physics for Scientists and Engineers, Technology Update (No access codes included)
9th Edition
ISBN:9781305116399
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter25: Electric Potential
Section: Chapter Questions
Problem 25.29P: Five particles with equal negative charges q are placed symmetrically around a circle of radius R....
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