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GAURAV KUMAR

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· 1 Months ago

SI unit of length is not fermimeter, fermimeter is imperical unit

Question:
________ is an SI unit of length.
Options:
A) Micron
B) Nanometre
C) Angstrom
D) Fermimetre
Solution:
Ans: (d) 

The femtometre  is an SI unit of length equal to 1015 metres. This distance can also be called a fermi and was so named in honour of physicist Enrico Fermi, as it is a typical length-scale of nuclear physics.

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