Electromagnetic Field Theory

Q1: In a conductor which of the following relations hold good?

A ∇ x D = r

B ∇ . D = r

C ∇ x D = 0

D ∇ . D = 0

ANS:C - ∇ x D = 0

Inside a conductor free charge is zero, hence, ∇ x D = 0.



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