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Solve the following problems:

Problem I: What is the total charge of the neptunium nucleus? (The neutral neptunium atom has 93 electrons.)

Problem II: What is the magnitude of its electric field at a distance of 2.16×10^-10 m from the nucleus?

Problem III: What is the magnitude of the force on an electron at that distance?

Problem IV: What would the magnitude of the force be if the distance of the electron from the nucleus were quadrupled?

Write your solutions in appropriate format and provide references.

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Category:- Physics
Reference No.:- M91240725

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