Consider the distinctive properties of the strong nuclear force.
(i) Define the term "short–range" as applied to the nuclear force.
(ii) State the meaning of "charge independence" of the nuclear force.
(iii) What is meant by the "saturation property" of the nuclear force?
(iv) Within the typical separation of nucleons inside a nucleus (about 1 fm), is the nuclear force predominantly attractive or repulsive? State your answer.