Two charged small spheres are 20 cm apart and the magnitude of the force of repulsion between them is 4.57 10− ^21 N. If one sphere carries a charge q1 = −1.6 μC, a. What charge (q2) must be present on the other sphere? (5 pts.) b. Is charge q2 positive or negative? How do you know? (2 pts.) c. Find the number of electrons present on q1.
Two charged small spheres are 20 cm apart and the magnitude of the force of repulsion between them is 4.57 10− ^21 N. If one sphere carries a charge q1 = −1.6 μC, a. What charge (q2) must be present on the other sphere? (5 pts.) b. Is charge q2 positive or negative? How do you know? (2 pts.) c. Find the number of electrons present on q1.
College Physics
10th Edition
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter15: Electric Forces And Electric Fields
Section: Chapter Questions
Problem 18P: (a) Determine the electric field strength at a point 1.00 cm to the left of the middle charge shown...
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Two charged small spheres are 20 cm apart and the magnitude of the force of repulsion between them is 4.57 10− ^21 N. If one sphere carries a charge q1 = −1.6 μC,
a. What charge (q2) must be present on the other sphere? (5 pts.)
b. Is charge q2 positive or negative? How do you know? (2 pts.)
c. Find the number of electrons present on q1.
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