Solve the all parts of given questions:
Question I: What is the magnitude of the electric force between a proton and an electron when they are at a distance of 7.17 angstrom from each other?
(in N)
Question II: What is the magnitude of the electric force between two protons inside a nucleus when they are at a distance of 7.17 Fermi from each other?
(in N)
Question III: What is the magnitude of the electric force between an 'up' and a 'down' quark inside a proton when they are at a distance of 0.760 Fermi from each other?
Please use great detail in explaining the answer. Thanks.