Multiple choice

Nuclear forces are ____.

  1. the weakest in nature

  2. the strongest in nature

  3. negligible in nature

  4. none of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Nuclear force is the strongest of the four fundamental forces in nature, much stronger than electromagnetic, gravitational, and weak nuclear forces. It acts between nucleons (protons and neutrons) at very short ranges (~1 fm) and is responsible for holding the nucleus together despite the repulsive electromagnetic force between protons.

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