The region between the spheres is filled with a perfect dielectric. Click here to sign up. A current filament of 3ax A lies along the x axis. While single melodic lines are simpler and more straightforward, they still allow for creativity and emotional expression. We first write down all forces on the electron, in which we equate its coulomb force toward the nucleus to the sum of the centrifugal force and the force associated with the applied B field.
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