Which of the following expressions doesn’t represent the correct formula for Drift current density?

A)
J=σE
B)
J=µE
C)
J=qnµE
D)
None of the above

Correct Answer : Option (B) :   J=µE

Explanation : The following formulae represent the correct expression for drift current density,
J=σE
And J=qnµE.

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