Question

what is strong nuclear force? how it works?

Answer 1

The strong nuclear force holds most ordinary matter together because it confines quarks into hadron particles such as the proton and neutron. In addition, the strong force binds neutrons and protons to create atomic nuclei.

Answer 2

strong nuclear force are the force of intermolecular attractions which act as to bound a electron from its nucleus.
it is 10^36 times greater than the gravitational force.