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Question 1
Three identical metal spheres are hung from a ceiling on rigid non-conducting rods.Sphere 1,
sphere 2, and sphere 3 have charges 60.4 μC, -46 μC, and 45.8 μC,respectively. Each sphere is
separated by 12.3 cm.
What is magnitude of the net electric force exerted on Sphere 2 from the other two spheres, in
Newtons?
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