The figure below shows a small, hollow, rubber ball hanging vertically from a thin, lightweight string. The ball has a mass of 7.00 g and a uniformly distributed charge of q, = 29.9 nC. Directly below it is a second ball with the same mass, but a charge of 92 = -58.0 nc. (Assume this second ball is fixed in place.) The centers of the two rubber balls are a distance d = 2.00 cm apart. (a) What is the tension (in N) in the string? N (b) The string will break if the tension in it exceeds 0.180 N. What is the smallest possible value of d (in cm) before the string breaks? cm
The figure below shows a small, hollow, rubber ball hanging vertically from a thin, lightweight string. The ball has a mass of 7.00 g and a uniformly distributed charge of q, = 29.9 nC. Directly below it is a second ball with the same mass, but a charge of 92 = -58.0 nc. (Assume this second ball is fixed in place.) The centers of the two rubber balls are a distance d = 2.00 cm apart. (a) What is the tension (in N) in the string? N (b) The string will break if the tension in it exceeds 0.180 N. What is the smallest possible value of d (in cm) before the string breaks? cm
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 25.74CP: Four balls, each with mass m, are connected by four nonconducting strings to form a square with side...
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