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CBSE Class 10 Answered

what is the unit of resistivity?
Asked by bobyison | 02 May, 2021, 06:35: PM
answered-by-expert Expert Answer
Resistance R = ρ × ( l / A )
 
Where ρ is resistivity of material of resistance , l is length of resistance and A is crosssection area of resistance
 
ρ = ( R × A ) / l 
 
Hence units of resistivity = Ohm - metre , Ω m
Answered by Thiyagarajan K | 02 May, 2021, 08:36: PM

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