The curl of curl of a vector is given by,(a) Div(Grad V) – (Del)^2V(b) Grad(Div V) – (Del)^2V(c) (Del)^2V – Div(Grad V)(d) (Del)^2V – Grad(Div V)This question was addressed to me in an internship interview.My enquiry is from Vector Calculus in portion Vector Calculus of Electromagnetic Theory

The curl of curl of a vector is given by,(a) Div(Grad V) – (Del)^2V(

1.	The curl of curl of a vector is given by,(a) Div(Grad V) – (Del)^2V(b) Grad(Div V) – (Del)^2V(c) (Del)^2V – Div(Grad V)(d) (Del)^2V – Grad(Div V)This question was addressed to me in an internship interview.My enquiry is from Vector Calculus in portion Vector Calculus of Electromagnetic Theory
Answer» Correct answer is (B) Grad(DIV V) – (Del)^2V Easiest explanation: Curl (Curl V) = Grad (Div V) – (Del)^2V is a standard result of the curl operation.

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