Question

what is weak nuclear force

Answer 1

The weak force is so named because although it is strongerthan gravity, it is only effective at very shortdistances (10-18 m).

Weak Interaction: TheFour Fundamental Forces of Physics

Answer 2

One of the four fundamental forces that is associated with nuclear decay. Its gauge bosons are the W+, W-and Z0 particles.

The weak force responsible for the beta decay of radioactive nuclei.