A:Current density is a very is a vect...

A:Current density is a very is a vector quantity .
R : Electric current , passing through a given unit area is current density.

A

If both Assertion & Reason are true and the reason is the correct explanation of the assertion , then mark

B

If both Assertion & Reason are true but the reason is not the correct explanation of the assertion then mark.

C

If Assertion is ture statement but Reason is false , then mark

D

If both Assertion and Reason are false statements then mark.

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The correct Answer is:

B

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