Q. Nuclear sizes are expressed in a unit named
A. Fermi
B. angstrom
C. newton
D. tesla
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a. fermi.................
harshkanojia20p2833b:
Nuclear sizes are expressed in a unit called "Fermi" which is a unit of length equal to 10−15 metre (one femtometre), used in nuclear physics. It is similar to the diameter of a proton.
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ans is option A fermi......
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