A) \[\frac{I\rho }{A}\]
B) \[\frac{I}{A\rho }\]
C) \[\frac{IA}{\rho }\]
D) \[IA\rho \]
Correct Answer: A
Solution :
Potential gradient \[x=\frac{V}{L}=\frac{iR}{L}=\frac{i\,\left( \frac{\rho L}{A} \right)}{L}=\frac{i\rho }{A}\]You need to login to perform this action.
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