24. Electric Force & Field; Gauss' Law
Coulomb's Law (Electric Force)
12:12 minutes
Problem 21.20
Textbook Question
Textbook Question(III) Two charges, ― 2Q and ―3Q , are a distance ℓ apart. These two charges are free to move but do not because there is a third (fixed) charge nearby. What must be the magnitude of the third charge and its placement in order for the first two to be in equilibrium?
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