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The electrostatic force on a small sphere of charge 0.4 micro coulomb due to another small sphere of charge -0.8 micro coulomb in air is 0.2 N. a) What is the distance between the two spheres? b) What is the force on the second sphere due to the first?

The electrostatic force on a small sphere of charge 0.4 micro coulomb due to another small sphere of charge -0.8 micro coulomb in air is 0.2 N.
a) What is the distance between the two spheres?
b) What is the force on the second sphere due to the first?

Grade:12

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