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Question

1 nm is equal to
1 $˙ A$
10 $^{- 3}$ mm
100 $μ$ m
10 $^{- 9}$ m

A

10

^{- 3}

mm

B

100

μ

m

C

10

^{- 9}

m

D

1

˙ A

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Solution

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Nanometer is used mostly for scientific purposes, a nanometer is a unit of length which equals to 1 / 1,000,000,000th of a meter. It is a SI unit with the symbol of nm. It is also known as millimicron.
So, the correct answer is option C

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