Q152 / 180 · COMEDK 2025 (10 May Shift 3) · Physics

Select the correct statement from the following:

  • A
    Nuclear force is the weakest force in nature
  • Correct answer
    B
    Nuclear force is a non central force
  • C
    Nuclear force depends on the charge of the nucleons
  • D
    Nuclear force is a long range force

Solution

Nuclear forces are the strongest forces in nature, acting between nucleons within the nucleus. They are short-range forces, effective only up to distances of the order of $10^{-15}$ m (femtometers).

Nuclear forces are charge-independent, meaning they act equally between proton-proton, neutron-neutron, and proton-neutron pairs, provided the distance is the same.

Nuclear forces are non-central forces, as they do not act only along the line joining the centers of the two nucleons; they depend on the spin and orientation of the nucleons.

Answer: Nuclear force is a non central force

Hence, the correct answer is option: 'B'.

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