CBSE Class 10 Answered
Define 1 ohm metre.
Asked by | 10 Jul, 2013, 10:49: PM
Expert Answer
If 1 ohm resistance is applied to 1m conductor with cross-section area 1m2 then resistivity is 1 ohm m.
Resistivity is denoted by the symbol '?' (rho).
=Ohm-m
Hence SI unit is 'ohm meter' or '?m'
Answered by | 11 Jul, 2013, 10:57: AM
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