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somendra pratap

· started a discussion

· 1 Months ago

unit should be angstrom

Question:

Nuclear sizes are expressed in a unit named –

Options:
A) Fermi
B) Angstrom
C) Newton
D) Tesla
Solution:
Ans:(a) Nuclear sizes are expressed in a unit named Fermi.

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.


Knowledge Expert

· commented

· 1 Months ago

Fermi is the correct answer..........


Fermi:

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.

Angstrom:

a unit of length equal to one hundred-millionth of a centimetre, 10−10 metre, used mainly to express wavelengths and interatomic distances.

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