Convert fermi to spans | Category : length

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Convert fermi to span

Selected category: length.

Definition and details for fermi:

One fermi (fm) equals to 10^-15 meter. This unit of distance was formerly used in atomic physics and was named for Enrico Fermi (1901-1954), the Italian-American physicist who built the first nuclear reactor.

Definition and details for span:

Span is a traditional unit of length equal to 9 inches or 22.86 mm. A span was defined as the length of the span of a man's hand with fingers stretched out as far as possible. The name comes from the old English word "spann".

Swap, do a span to fermi conversion.

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