00:00Question says, Length cannot be measured by A. Fermi, B. Debi, C. Micron, D. Lightyear
00:15is Length can be measured in Fermi, Micron and also in Lightyear but Debi is the unit
00:25of electric dipole moment. So, Length cannot be measured by Debi. So, the correct option
00:33will be B Debi.
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