Nuclear sizes are expressed in a unit named - (1) Fermi (2) Angstrom (3) Newton (4) Tesla

Nuclear sizes are expressed in a unit named - (1) Fermi (2) Angstrom (3) Newton (4) Tesla
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(1) Fermi Explanation: The fermi (1 fm = 10⁻¹⁵ m) is of the order of magnitude of the size of nucleons and nuclei, so it is more appropriate to describe sizes for nuclear phenomena.
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