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CBSE Class 12-science Answered

Find the resistivity of a conductor in which a current density is  and electric field of 15Vm-1 is applied on it.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer

Let ‘l’ and ‘A’ be the length and area of cross-section of the conductor respectively.

Current density,
Electric field,  =  15 V m-1
Now, resistivity,
 
Answered by | 04 Jun, 2014, 03:23: PM
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