If \(\vec E\) is the electric intensity, \(\nabla. \;\left( {\nabla \; \times \vec E} \right)\) is equal to

If \(\vec E\) is the electric intensity, \(\nabla. \;\left( {\nabla \

1.	If \(\vec E\) is the electric intensity, \(\nabla. \;\left( {\nabla \; \times \vec E} \right)\) is equal to
A.	\(\vec E\)
B.	\(\left\| {\vec E} \right\|\)
C.	null vector
D.	Zero
Answer» E.

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If \(\vec E\) is the electric intensity, \(\nabla. \;\left( {\nabla \; \times \vec E} \right)\) is equal to

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