Name the three convenient units used to measure length ranging from very short to very long value. How are they related to the S.I unit?
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Solution
Three convenient units of length and their relation with the S.I. unit of length:
(1) 1 Angstrom (Å) = 10-10 m
(2) 1 kilometre (km) = 103 m
(3) 1 light year (ly) = 9.46 × 1015 m
Concept: International System of Units
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