Multiple choice general knowledge science & technology

Nuclear sizes are expressed in a unit named

  1. Fermi

  2. angstrom

  3. newton

  4. tesla
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A Correct answer
Explanation

Nuclear sizes are on the order of 10⁻¹⁵ meters, measured in fermis (also called femtometers). A typical nucleus has a diameter of 3-15 fermis, making this the appropriate unit for nuclear dimensions, unlike angstroms used for atomic scales.

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