8.
Name the units of length smaller than a metre.
bi How are the units stated by you in part (a) related to a metre?
9. Complete the following:
a l light year =
c) l mm =
(b) I parsec =
(d) TÀ .
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Answer:
1mm= 10^3m is the ans of question
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Answer:
Nano metre 1 Nano metre equal to 10raise -9 m
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