SSC JE Electrical Engineering 22 Jan 2018 Morning Paper

Question : 104 of 200

Marks: +1, -0

Electrical conductivity of a conductor is measured in _______.

Solution:

Conductivity is reciprocal of resistivity
∴ As we know that,

R=ρ l/A

∴ρ={AR}/L

Now conductivity

=1/{\Resistivity}=L/{AR}

Hence unit of conductivity is Siemens/meter.

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