Electronics and Communication Engineering - Electromagnetic Field Theory - Discussion
Discussion Forum : Electromagnetic Field Theory - Section 3 (Q.No. 8)
8.
Which of the following relations is valid?
∇ x ∇ x 
= ∇(∇ . ) - ∇2 A
= ∇(∇ . ) - ∇2 A∇ x ∇ x = ∇(∇ x ) - ∇2 A
= ∇(∇ x ) - ∇2 A∇ x ∇ x = ∇2 A - (∇)
= ∇2 A - (∇)none of the above
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