what is meant by electric resistivity of a material ? derive it's SI unit
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8
Answer:
electrical resistivity is the property of a material by virtue of which they resist the flow of current through them.
As we know
R= resistivity (l/a)
SI unit of resistivity =ohm.m
Answered by
1
Answer:
T
Explanation:
the resistance of a conductor depend on its length l, area of cross section A, and the nature of its material.
R=rho l/A
The proportionality constant (rho ) is called resistivity of a conductor.
it's SI unit be ohms metre
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