धारा घनत्व का S.I. मात्रक लिखिए।
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S.I unit of current density is
Explanation:
We have to find the S.I unit of current density
Current density is given by
S.I unit of current is ampere and S.I unit of area is
As current density is ratio of current and area
So S.I unit of current density will also be ratio of S.I unit of current and S.I unit of area
So S.I unit of current density is
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